<?xml version="1.0" encoding="US-ASCII" standalone="no"?>
    <!-- Field: Doc-Info; Name: Generator; Value: GoFiler Complete; Version: 6.4b -->
    <!-- Field: Doc-Info; Name: VendorURI; Value: https://www.novaworks.com -->
    <!-- Field: Doc-Info; Name: Status; Value: 0x00000000 -->
<link:linkbase xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xbrli="http://www.xbrl.org/2003/instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
    <link:roleRef xlink:type="simple" xlink:href="xpon-20251231.xsd#Cover" roleURI="http://xpon/role/Cover" />
    <link:roleRef xlink:type="simple" xlink:href="xpon-20251231.xsd#BalanceSheets" roleURI="http://xpon/role/BalanceSheets" />
    <link:roleRef xlink:type="simple" xlink:href="xpon-20251231.xsd#BalanceSheetsParenthetical" roleURI="http://xpon/role/BalanceSheetsParenthetical" />
    <link:roleRef xlink:type="simple" xlink:href="xpon-20251231.xsd#StatementsOfOperations" roleURI="http://xpon/role/StatementsOfOperations" />
    <link:roleRef xlink:type="simple" xlink:href="xpon-20251231.xsd#StatementsOfStockholdersEquity" roleURI="http://xpon/role/StatementsOfStockholdersEquity" />
    <link:roleRef xlink:type="simple" xlink:href="xpon-20251231.xsd#StatementsOfCashFlows" roleURI="http://xpon/role/StatementsOfCashFlows" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/cyd/2025/cyd-2025.xsd#CybersecurityRiskManagementAndStrategyDisclosure" roleURI="http://xbrl.sec.gov/cyd/role/CybersecurityRiskManagementAndStrategyDisclosure" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/cyd/2025/cyd-2025.xsd#MaterialCybersecurityIncidentDisclosure" roleURI="http://xbrl.sec.gov/cyd/role/MaterialCybersecurityIncidentDisclosure" />
    <link:roleRef xlink:type="simple" xlink:href="xpon-20251231.xsd#OrganizationAndNatureOfOperations" roleURI="http://xpon/role/OrganizationAndNatureOfOperations" />
    <link:roleRef xlink:type="simple" xlink:href="xpon-20251231.xsd#SummaryOfSignificantAccountingPolicies" roleURI="http://xpon/role/SummaryOfSignificantAccountingPolicies" />
    <link:roleRef xlink:type="simple" xlink:href="xpon-20251231.xsd#PropertyAndEquipmentNet" roleURI="http://xpon/role/PropertyAndEquipmentNet" />
    <link:roleRef xlink:type="simple" xlink:href="xpon-20251231.xsd#AccruedExpensesAndOtherCurrentLiabilities" roleURI="http://xpon/role/AccruedExpensesAndOtherCurrentLiabilities" />
    <link:roleRef xlink:type="simple" xlink:href="xpon-20251231.xsd#Long-termDebt" roleURI="http://xpon/role/Long-termDebt" />
    <link:roleRef xlink:type="simple" xlink:href="xpon-20251231.xsd#StockholderPromissoryNotes" roleURI="http://xpon/role/StockholderPromissoryNotes" />
    <link:roleRef xlink:type="simple" xlink:href="xpon-20251231.xsd#EquityAndDebtFinancings" roleURI="http://xpon/role/EquityAndDebtFinancings" />
    <link:roleRef xlink:type="simple" xlink:href="xpon-20251231.xsd#CommitmentsAndContingencies" roleURI="http://xpon/role/CommitmentsAndContingencies" />
    <link:roleRef xlink:type="simple" xlink:href="xpon-20251231.xsd#StockholdersEquity" roleURI="http://xpon/role/StockholdersEquity" />
    <link:roleRef xlink:type="simple" xlink:href="xpon-20251231.xsd#SegmentReporting" roleURI="http://xpon/role/SegmentReporting" />
    <link:roleRef xlink:type="simple" xlink:href="xpon-20251231.xsd#IncomeTaxes" roleURI="http://xpon/role/IncomeTaxes" />
    <link:roleRef xlink:type="simple" xlink:href="xpon-20251231.xsd#KPlan" roleURI="http://xpon/role/KPlan" />
    <link:roleRef xlink:type="simple" xlink:href="xpon-20251231.xsd#Related-partyTransactions" roleURI="http://xpon/role/Related-partyTransactions" />
    <link:roleRef xlink:type="simple" xlink:href="xpon-20251231.xsd#SubsequentEvents" roleURI="http://xpon/role/SubsequentEvents" />
    <link:roleRef xlink:type="simple" xlink:href="xpon-20251231.xsd#SummaryOfSignificantAccountingPoliciesPolicies" roleURI="http://xpon/role/SummaryOfSignificantAccountingPoliciesPolicies" />
    <link:roleRef xlink:type="simple" xlink:href="xpon-20251231.xsd#SummaryOfSignificantAccountingPoliciesTables" roleURI="http://xpon/role/SummaryOfSignificantAccountingPoliciesTables" />
    <link:roleRef xlink:type="simple" xlink:href="xpon-20251231.xsd#PropertyAndEquipmentNetTables" roleURI="http://xpon/role/PropertyAndEquipmentNetTables" />
    <link:roleRef xlink:type="simple" xlink:href="xpon-20251231.xsd#AccruedExpensesAndOtherCurrentLiabilitiesTables" roleURI="http://xpon/role/AccruedExpensesAndOtherCurrentLiabilitiesTables" />
    <link:roleRef xlink:type="simple" xlink:href="xpon-20251231.xsd#Long-termDebtTables" roleURI="http://xpon/role/Long-termDebtTables" />
    <link:roleRef xlink:type="simple" xlink:href="xpon-20251231.xsd#CommitmentsAndContingenciesTables" roleURI="http://xpon/role/CommitmentsAndContingenciesTables" />
    <link:roleRef xlink:type="simple" xlink:href="xpon-20251231.xsd#StockholdersEquityTables" roleURI="http://xpon/role/StockholdersEquityTables" />
    <link:roleRef xlink:type="simple" xlink:href="xpon-20251231.xsd#IncomeTaxesTables" roleURI="http://xpon/role/IncomeTaxesTables" />
    <link:roleRef xlink:type="simple" xlink:href="xpon-20251231.xsd#SummaryOfSignificantAccountingPoliciesDetails" roleURI="http://xpon/role/SummaryOfSignificantAccountingPoliciesDetails" />
    <link:roleRef xlink:type="simple" xlink:href="xpon-20251231.xsd#SummaryOfSignificantAccountingPoliciesDetails1" roleURI="http://xpon/role/SummaryOfSignificantAccountingPoliciesDetails1" />
    <link:roleRef xlink:type="simple" xlink:href="xpon-20251231.xsd#SummaryOfSignificantAccountingPoliciesDetails2" roleURI="http://xpon/role/SummaryOfSignificantAccountingPoliciesDetails2" />
    <link:roleRef xlink:type="simple" xlink:href="xpon-20251231.xsd#SummaryOfSignificantAccountingPoliciesDetailsNarrative" roleURI="http://xpon/role/SummaryOfSignificantAccountingPoliciesDetailsNarrative" />
    <link:roleRef xlink:type="simple" xlink:href="xpon-20251231.xsd#PropertyAndEquipmentNetDetails" roleURI="http://xpon/role/PropertyAndEquipmentNetDetails" />
    <link:roleRef xlink:type="simple" xlink:href="xpon-20251231.xsd#PropertyAndEquipmentNetDetailsNarrative" roleURI="http://xpon/role/PropertyAndEquipmentNetDetailsNarrative" />
    <link:roleRef xlink:type="simple" xlink:href="xpon-20251231.xsd#AccruedExpensesAndOtherCurrentLiabilitiesDetails" roleURI="http://xpon/role/AccruedExpensesAndOtherCurrentLiabilitiesDetails" />
    <link:roleRef xlink:type="simple" xlink:href="xpon-20251231.xsd#Long-termDebtDetails" roleURI="http://xpon/role/Long-termDebtDetails" />
    <link:roleRef xlink:type="simple" xlink:href="xpon-20251231.xsd#Long-termDebtDetails1" roleURI="http://xpon/role/Long-termDebtDetails1" />
    <link:roleRef xlink:type="simple" xlink:href="xpon-20251231.xsd#StockholderPromissoryNotesDetailsNarrative" roleURI="http://xpon/role/StockholderPromissoryNotesDetailsNarrative" />
    <link:roleRef xlink:type="simple" xlink:href="xpon-20251231.xsd#EquityAndDebtFinancingsDetailsNarrative" roleURI="http://xpon/role/EquityAndDebtFinancingsDetailsNarrative" />
    <link:roleRef xlink:type="simple" xlink:href="xpon-20251231.xsd#CommitmentsAndContingenciesDetails" roleURI="http://xpon/role/CommitmentsAndContingenciesDetails" />
    <link:roleRef xlink:type="simple" xlink:href="xpon-20251231.xsd#CommitmentsAndContingenciesDetails1" roleURI="http://xpon/role/CommitmentsAndContingenciesDetails1" />
    <link:roleRef xlink:type="simple" xlink:href="xpon-20251231.xsd#CommitmentsAndContingenciesDetailsNarrative" roleURI="http://xpon/role/CommitmentsAndContingenciesDetailsNarrative" />
    <link:roleRef xlink:type="simple" xlink:href="xpon-20251231.xsd#StockholdersEquityDetails" roleURI="http://xpon/role/StockholdersEquityDetails" />
    <link:roleRef xlink:type="simple" xlink:href="xpon-20251231.xsd#StockholdersEquityDetails1" roleURI="http://xpon/role/StockholdersEquityDetails1" />
    <link:roleRef xlink:type="simple" xlink:href="xpon-20251231.xsd#StockholdersEquityDetails2" roleURI="http://xpon/role/StockholdersEquityDetails2" />
    <link:roleRef xlink:type="simple" xlink:href="xpon-20251231.xsd#StockholdersEquityDetails3" roleURI="http://xpon/role/StockholdersEquityDetails3" />
    <link:roleRef xlink:type="simple" xlink:href="xpon-20251231.xsd#StockholdersEquityDetails4" roleURI="http://xpon/role/StockholdersEquityDetails4" />
    <link:roleRef xlink:type="simple" xlink:href="xpon-20251231.xsd#StockholdersEquityDetails5" roleURI="http://xpon/role/StockholdersEquityDetails5" />
    <link:roleRef xlink:type="simple" xlink:href="xpon-20251231.xsd#StockholdersEquityDetailsNarrative" roleURI="http://xpon/role/StockholdersEquityDetailsNarrative" />
    <link:roleRef xlink:type="simple" xlink:href="xpon-20251231.xsd#IncomeTaxesDetails" roleURI="http://xpon/role/IncomeTaxesDetails" />
    <link:roleRef xlink:type="simple" xlink:href="xpon-20251231.xsd#IncomeTaxesDetails1" roleURI="http://xpon/role/IncomeTaxesDetails1" />
    <link:roleRef xlink:type="simple" xlink:href="xpon-20251231.xsd#IncomeTaxesDetails2" roleURI="http://xpon/role/IncomeTaxesDetails2" />
    <link:roleRef xlink:type="simple" xlink:href="xpon-20251231.xsd#IncomeTaxesDetails3" roleURI="http://xpon/role/IncomeTaxesDetails3" />
    <link:roleRef xlink:type="simple" xlink:href="xpon-20251231.xsd#IncomeTaxesDetailsNarrative" roleURI="http://xpon/role/IncomeTaxesDetailsNarrative" />
    <link:roleRef xlink:type="simple" xlink:href="xpon-20251231.xsd#SubsequentEventsDetailsNarrative" roleURI="http://xpon/role/SubsequentEventsDetailsNarrative" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#PvpDisclosure" roleURI="http://xbrl.sec.gov/ecd/role/PvpDisclosure" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#PvpDisclosureWithAdditionalMeasures" roleURI="http://xbrl.sec.gov/ecd/role/PvpDisclosureWithAdditionalMeasures" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#PvpTable" roleURI="http://xbrl.sec.gov/ecd/role/PvpTable" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#PvpAdjustmentsToCompensation" roleURI="http://xbrl.sec.gov/ecd/role/PvpAdjustmentsToCompensation" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#TabularListsByExecutiveCategory" roleURI="http://xbrl.sec.gov/ecd/role/TabularListsByExecutiveCategory" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#TabularListMeasures" roleURI="http://xbrl.sec.gov/ecd/role/TabularListMeasures" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#PvpMeasures" roleURI="http://xbrl.sec.gov/ecd/role/PvpMeasures" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#PvpPensionBenefitsAdjustments" roleURI="http://xbrl.sec.gov/ecd/role/PvpPensionBenefitsAdjustments" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ErrCompDisclosure" roleURI="http://xbrl.sec.gov/ecd/role/ErrCompDisclosure" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ForgoneRecoveries" roleURI="http://xbrl.sec.gov/ecd/role/ForgoneRecoveries" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#OutstandingRecoveries" roleURI="http://xbrl.sec.gov/ecd/role/OutstandingRecoveries" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#AwardTimingDisclosure" roleURI="http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#AwardsCloseToMnpiDisc" roleURI="http://xbrl.sec.gov/ecd/role/AwardsCloseToMnpiDisc" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#InsiderTradingArrangements" roleURI="http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#InsiderTradingArrangemenstByInd" roleURI="http://xbrl.sec.gov/ecd/role/InsiderTradingArrangementsByInd" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#InsiderTradingPoliciesProc" roleURI="http://xbrl.sec.gov/ecd/role/InsiderTradingPoliciesProc" />
    <link:roleRef xlink:type="simple" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#Defaults" roleURI="http://xbrl.sec.gov/ecd/role/Defaults" />
    <link:presentationLink xlink:type="extended" xlink:role="http://xpon/role/Cover" xlink:title="00000001 - Document - Cover">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_CoverAbstract" xlink:label="loc_deiCoverAbstract" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentType" xlink:label="loc_deiDocumentType" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiDocumentType" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_AmendmentFlag" xlink:label="loc_deiAmendmentFlag" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiAmendmentFlag" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_AmendmentDescription" xlink:label="loc_deiAmendmentDescription" />
      <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiAmendmentDescription" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentRegistrationStatement" xlink:label="loc_deiDocumentRegistrationStatement" />
      <link:presentationArc order="30" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiDocumentRegistrationStatement" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentAnnualReport" xlink:label="loc_deiDocumentAnnualReport" />
      <link:presentationArc order="40" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiDocumentAnnualReport" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentQuarterlyReport" xlink:label="loc_deiDocumentQuarterlyReport" />
      <link:presentationArc order="50" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiDocumentQuarterlyReport" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentTransitionReport" xlink:label="loc_deiDocumentTransitionReport" />
      <link:presentationArc order="60" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiDocumentTransitionReport" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentShellCompanyReport" xlink:label="loc_deiDocumentShellCompanyReport" />
      <link:presentationArc order="70" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiDocumentShellCompanyReport" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentShellCompanyEventDate" xlink:label="loc_deiDocumentShellCompanyEventDate" />
      <link:presentationArc order="80" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiDocumentShellCompanyEventDate" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentPeriodStartDate" xlink:label="loc_deiDocumentPeriodStartDate" />
      <link:presentationArc order="90" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiDocumentPeriodStartDate" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentPeriodEndDate" xlink:label="loc_deiDocumentPeriodEndDate" />
      <link:presentationArc order="100" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiDocumentPeriodEndDate" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentFiscalPeriodFocus" xlink:label="loc_deiDocumentFiscalPeriodFocus" />
      <link:presentationArc order="110" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiDocumentFiscalPeriodFocus" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentFiscalYearFocus" xlink:label="loc_deiDocumentFiscalYearFocus" />
      <link:presentationArc order="120" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiDocumentFiscalYearFocus" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_CurrentFiscalYearEndDate" xlink:label="loc_deiCurrentFiscalYearEndDate" />
      <link:presentationArc order="130" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiCurrentFiscalYearEndDate" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityFileNumber" xlink:label="loc_deiEntityFileNumber" />
      <link:presentationArc order="140" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiEntityFileNumber" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityRegistrantName" xlink:label="loc_deiEntityRegistrantName" />
      <link:presentationArc order="150" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiEntityRegistrantName" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityCentralIndexKey" xlink:label="loc_deiEntityCentralIndexKey" />
      <link:presentationArc order="160" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiEntityCentralIndexKey" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityPrimarySicNumber" xlink:label="loc_deiEntityPrimarySicNumber" />
      <link:presentationArc order="170" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiEntityPrimarySicNumber" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityTaxIdentificationNumber" xlink:label="loc_deiEntityTaxIdentificationNumber" />
      <link:presentationArc order="180" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiEntityTaxIdentificationNumber" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityIncorporationStateCountryCode" xlink:label="loc_deiEntityIncorporationStateCountryCode" />
      <link:presentationArc order="190" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiEntityIncorporationStateCountryCode" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressAddressLine1" xlink:label="loc_deiEntityAddressAddressLine1" />
      <link:presentationArc order="200" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiEntityAddressAddressLine1" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressAddressLine2" xlink:label="loc_deiEntityAddressAddressLine2" />
      <link:presentationArc order="210" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiEntityAddressAddressLine2" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressAddressLine3" xlink:label="loc_deiEntityAddressAddressLine3" />
      <link:presentationArc order="220" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiEntityAddressAddressLine3" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressCityOrTown" xlink:label="loc_deiEntityAddressCityOrTown" />
      <link:presentationArc order="230" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiEntityAddressCityOrTown" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressStateOrProvince" xlink:label="loc_deiEntityAddressStateOrProvince" />
      <link:presentationArc order="240" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiEntityAddressStateOrProvince" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressCountry" xlink:label="loc_deiEntityAddressCountry" />
      <link:presentationArc order="250" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiEntityAddressCountry" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityAddressPostalZipCode" xlink:label="loc_deiEntityAddressPostalZipCode" />
      <link:presentationArc order="260" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiEntityAddressPostalZipCode" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_CountryRegion" xlink:label="loc_deiCountryRegion" />
      <link:presentationArc order="270" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiCountryRegion" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_CityAreaCode" xlink:label="loc_deiCityAreaCode" />
      <link:presentationArc order="280" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiCityAreaCode" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_LocalPhoneNumber" xlink:label="loc_deiLocalPhoneNumber" />
      <link:presentationArc order="290" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiLocalPhoneNumber" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_Extension" xlink:label="loc_deiExtension" />
      <link:presentationArc order="300" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiExtension" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_WrittenCommunications" xlink:label="loc_deiWrittenCommunications" />
      <link:presentationArc order="310" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiWrittenCommunications" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_SolicitingMaterial" xlink:label="loc_deiSolicitingMaterial" />
      <link:presentationArc order="320" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiSolicitingMaterial" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_PreCommencementTenderOffer" xlink:label="loc_deiPreCommencementTenderOffer" />
      <link:presentationArc order="330" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiPreCommencementTenderOffer" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_PreCommencementIssuerTenderOffer" xlink:label="loc_deiPreCommencementIssuerTenderOffer" />
      <link:presentationArc order="340" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiPreCommencementIssuerTenderOffer" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_Security12bTitle" xlink:label="loc_deiSecurity12bTitle" />
      <link:presentationArc order="350" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiSecurity12bTitle" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_NoTradingSymbolFlag" xlink:label="loc_deiNoTradingSymbolFlag" />
      <link:presentationArc order="360" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiNoTradingSymbolFlag" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_TradingSymbol" xlink:label="loc_deiTradingSymbol" />
      <link:presentationArc order="370" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiTradingSymbol" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_SecurityExchangeName" xlink:label="loc_deiSecurityExchangeName" />
      <link:presentationArc order="380" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiSecurityExchangeName" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_Security12gTitle" xlink:label="loc_deiSecurity12gTitle" />
      <link:presentationArc order="390" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiSecurity12gTitle" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_SecurityReportingObligation" xlink:label="loc_deiSecurityReportingObligation" />
      <link:presentationArc order="400" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiSecurityReportingObligation" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_AnnualInformationForm" xlink:label="loc_deiAnnualInformationForm" />
      <link:presentationArc order="410" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiAnnualInformationForm" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_AuditedAnnualFinancialStatements" xlink:label="loc_deiAuditedAnnualFinancialStatements" />
      <link:presentationArc order="420" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiAuditedAnnualFinancialStatements" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityWellKnownSeasonedIssuer" xlink:label="loc_deiEntityWellKnownSeasonedIssuer" />
      <link:presentationArc order="430" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiEntityWellKnownSeasonedIssuer" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityVoluntaryFilers" xlink:label="loc_deiEntityVoluntaryFilers" />
      <link:presentationArc order="440" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiEntityVoluntaryFilers" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityCurrentReportingStatus" xlink:label="loc_deiEntityCurrentReportingStatus" />
      <link:presentationArc order="450" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiEntityCurrentReportingStatus" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityInteractiveDataCurrent" xlink:label="loc_deiEntityInteractiveDataCurrent" />
      <link:presentationArc order="460" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiEntityInteractiveDataCurrent" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityFilerCategory" xlink:label="loc_deiEntityFilerCategory" />
      <link:presentationArc order="470" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiEntityFilerCategory" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntitySmallBusiness" xlink:label="loc_deiEntitySmallBusiness" />
      <link:presentationArc order="480" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiEntitySmallBusiness" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityEmergingGrowthCompany" xlink:label="loc_deiEntityEmergingGrowthCompany" />
      <link:presentationArc order="490" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiEntityEmergingGrowthCompany" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityExTransitionPeriod" xlink:label="loc_deiEntityExTransitionPeriod" />
      <link:presentationArc order="500" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiEntityExTransitionPeriod" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentAccountingStandard" xlink:label="loc_deiDocumentAccountingStandard" />
      <link:presentationArc order="510" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiDocumentAccountingStandard" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_OtherReportingStandardItemNumber" xlink:label="loc_deiOtherReportingStandardItemNumber" />
      <link:presentationArc order="520" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiOtherReportingStandardItemNumber" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityShellCompany" xlink:label="loc_deiEntityShellCompany" />
      <link:presentationArc order="530" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiEntityShellCompany" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityPublicFloat" xlink:label="loc_deiEntityPublicFloat" />
      <link:presentationArc order="540" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiEntityPublicFloat" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityBankruptcyProceedingsReportingCurrent" xlink:label="loc_deiEntityBankruptcyProceedingsReportingCurrent" />
      <link:presentationArc order="550" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiEntityBankruptcyProceedingsReportingCurrent" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_EntityCommonStockSharesOutstanding" xlink:label="loc_deiEntityCommonStockSharesOutstanding" />
      <link:presentationArc order="560" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiEntityCommonStockSharesOutstanding" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentsIncorporatedByReferenceTextBlock" xlink:label="loc_deiDocumentsIncorporatedByReferenceTextBlock" />
      <link:presentationArc order="570" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiDocumentsIncorporatedByReferenceTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_IcfrAuditorAttestationFlag" xlink:label="loc_deiIcfrAuditorAttestationFlag" />
      <link:presentationArc order="580" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiIcfrAuditorAttestationFlag" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_DocumentFinStmtErrorCorrectionFlag" xlink:label="loc_deiDocumentFinStmtErrorCorrectionFlag" />
      <link:presentationArc order="590" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiDocumentFinStmtErrorCorrectionFlag" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_AuditorFirmId" xlink:label="loc_deiAuditorFirmId" />
      <link:presentationArc order="600" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiAuditorFirmId" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_AuditorName" xlink:label="loc_deiAuditorName" />
      <link:presentationArc order="610" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiAuditorName" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/dei/2025/dei-2025.xsd#dei_AuditorLocation" xlink:label="loc_deiAuditorLocation" />
      <link:presentationArc order="620" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_deiCoverAbstract" xlink:to="loc_deiAuditorLocation" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xpon/role/BalanceSheets" xlink:title="00000002 - Statement - Balance Sheets">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementOfFinancialPositionAbstract" xlink:label="loc_us-gaapStatementOfFinancialPositionAbstract" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetsAbstract" xlink:label="loc_us-gaapAssetsAbstract" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfFinancialPositionAbstract" xlink:to="loc_us-gaapAssetsAbstract" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetsCurrentAbstract" xlink:label="loc_us-gaapAssetsCurrentAbstract" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfFinancialPositionAbstract" xlink:to="loc_us-gaapAssetsCurrentAbstract" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue" xlink:label="loc_us-gaapCashAndCashEquivalentsAtCarryingValue" />
      <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfFinancialPositionAbstract" xlink:to="loc_us-gaapCashAndCashEquivalentsAtCarryingValue" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountsReceivableNetCurrent" xlink:label="loc_us-gaapAccountsReceivableNetCurrent" />
      <link:presentationArc order="30" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfFinancialPositionAbstract" xlink:to="loc_us-gaapAccountsReceivableNetCurrent" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InventoryNet" xlink:label="loc_us-gaapInventoryNet" />
      <link:presentationArc order="40" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfFinancialPositionAbstract" xlink:to="loc_us-gaapInventoryNet" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherInventoryInTransit" xlink:label="loc_us-gaapOtherInventoryInTransit" />
      <link:presentationArc order="50" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfFinancialPositionAbstract" xlink:to="loc_us-gaapOtherInventoryInTransit" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PrepaidExpenseAndOtherAssetsCurrent" xlink:label="loc_us-gaapPrepaidExpenseAndOtherAssetsCurrent" />
      <link:presentationArc order="60" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfFinancialPositionAbstract" xlink:to="loc_us-gaapPrepaidExpenseAndOtherAssetsCurrent" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AssetsCurrent" xlink:label="loc_us-gaapAssetsCurrent" />
      <link:presentationArc order="70" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfFinancialPositionAbstract" xlink:to="loc_us-gaapAssetsCurrent" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentGross" xlink:label="loc_us-gaapPropertyPlantAndEquipmentGross" />
      <link:presentationArc order="80" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfFinancialPositionAbstract" xlink:to="loc_us-gaapPropertyPlantAndEquipmentGross" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:label="loc_us-gaapAccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" />
      <link:presentationArc order="90" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfFinancialPositionAbstract" xlink:to="loc_us-gaapAccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="loc_us-gaapPropertyPlantAndEquipmentNet" />
      <link:presentationArc order="100" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfFinancialPositionAbstract" xlink:to="loc_us-gaapPropertyPlantAndEquipmentNet" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherAssetsAbstract" xlink:label="loc_us-gaapOtherAssetsAbstract" />
      <link:presentationArc order="110" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfFinancialPositionAbstract" xlink:to="loc_us-gaapOtherAssetsAbstract" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseRightOfUseAsset" xlink:label="loc_us-gaapOperatingLeaseRightOfUseAsset" />
      <link:presentationArc order="120" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapOtherAssetsAbstract" xlink:to="loc_us-gaapOperatingLeaseRightOfUseAsset" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DepositsAssetsNoncurrent" xlink:label="loc_us-gaapDepositsAssetsNoncurrent" />
      <link:presentationArc order="130" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapOtherAssetsAbstract" xlink:to="loc_us-gaapDepositsAssetsNoncurrent" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherAssets" xlink:label="loc_us-gaapOtherAssets" />
      <link:presentationArc order="140" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapOtherAssetsAbstract" xlink:to="loc_us-gaapOtherAssets" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Assets" xlink:label="loc_us-gaapAssets" />
      <link:presentationArc order="150" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfFinancialPositionAbstract" xlink:to="loc_us-gaapAssets" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesAndStockholdersEquityAbstract" xlink:label="loc_us-gaapLiabilitiesAndStockholdersEquityAbstract" />
      <link:presentationArc order="160" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfFinancialPositionAbstract" xlink:to="loc_us-gaapLiabilitiesAndStockholdersEquityAbstract" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesCurrentAbstract" xlink:label="loc_us-gaapLiabilitiesCurrentAbstract" />
      <link:presentationArc order="170" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfFinancialPositionAbstract" xlink:to="loc_us-gaapLiabilitiesCurrentAbstract" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountsPayableCurrent" xlink:label="loc_us-gaapAccountsPayableCurrent" />
      <link:presentationArc order="180" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfFinancialPositionAbstract" xlink:to="loc_us-gaapAccountsPayableCurrent" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CustomerDepositsCurrent" xlink:label="loc_us-gaapCustomerDepositsCurrent" />
      <link:presentationArc order="190" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfFinancialPositionAbstract" xlink:to="loc_us-gaapCustomerDepositsCurrent" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccruedLiabilitiesAndOtherLiabilities" xlink:label="loc_us-gaapAccruedLiabilitiesAndOtherLiabilities" />
      <link:presentationArc order="200" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfFinancialPositionAbstract" xlink:to="loc_us-gaapAccruedLiabilitiesAndOtherLiabilities" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseLiabilityCurrent" xlink:label="loc_us-gaapOperatingLeaseLiabilityCurrent" />
      <link:presentationArc order="210" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfFinancialPositionAbstract" xlink:to="loc_us-gaapOperatingLeaseLiabilityCurrent" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtCurrent" xlink:label="loc_us-gaapLongTermDebtCurrent" />
      <link:presentationArc order="220" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfFinancialPositionAbstract" xlink:to="loc_us-gaapLongTermDebtCurrent" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherLiabilitiesCurrent" xlink:label="loc_us-gaapOtherLiabilitiesCurrent" />
      <link:presentationArc order="230" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfFinancialPositionAbstract" xlink:to="loc_us-gaapOtherLiabilitiesCurrent" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesCurrent" xlink:label="loc_us-gaapLiabilitiesCurrent" />
      <link:presentationArc order="240" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfFinancialPositionAbstract" xlink:to="loc_us-gaapLiabilitiesCurrent" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtNoncurrent" xlink:label="loc_us-gaapLongTermDebtNoncurrent" />
      <link:presentationArc order="250" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfFinancialPositionAbstract" xlink:to="loc_us-gaapLongTermDebtNoncurrent" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent" xlink:label="loc_us-gaapOperatingLeaseLiabilityNoncurrent" />
      <link:presentationArc order="260" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfFinancialPositionAbstract" xlink:to="loc_us-gaapOperatingLeaseLiabilityNoncurrent" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Liabilities" xlink:label="loc_us-gaapLiabilities" />
      <link:presentationArc order="270" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfFinancialPositionAbstract" xlink:to="loc_us-gaapLiabilities" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquityAbstract" xlink:label="loc_us-gaapStockholdersEquityAbstract" />
      <link:presentationArc order="280" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfFinancialPositionAbstract" xlink:to="loc_us-gaapStockholdersEquityAbstract" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PreferredStockValue" xlink:label="loc_us-gaapPreferredStockValue" />
      <link:presentationArc order="290" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfFinancialPositionAbstract" xlink:to="loc_us-gaapPreferredStockValue" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockValue" xlink:label="loc_us-gaapCommonStockValue" />
      <link:presentationArc order="300" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfFinancialPositionAbstract" xlink:to="loc_us-gaapCommonStockValue" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AdditionalPaidInCapital" xlink:label="loc_us-gaapAdditionalPaidInCapital" />
      <link:presentationArc order="310" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfFinancialPositionAbstract" xlink:to="loc_us-gaapAdditionalPaidInCapital" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RetainedEarningsAccumulatedDeficit" xlink:label="loc_us-gaapRetainedEarningsAccumulatedDeficit" />
      <link:presentationArc order="320" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfFinancialPositionAbstract" xlink:to="loc_us-gaapRetainedEarningsAccumulatedDeficit" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquity" xlink:label="loc_us-gaapStockholdersEquity" />
      <link:presentationArc order="330" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfFinancialPositionAbstract" xlink:to="loc_us-gaapStockholdersEquity" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LiabilitiesAndStockholdersEquity" xlink:label="loc_us-gaapLiabilitiesAndStockholdersEquity" />
      <link:presentationArc order="340" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfFinancialPositionAbstract" xlink:to="loc_us-gaapLiabilitiesAndStockholdersEquity" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xpon/role/BalanceSheetsParenthetical" xlink:title="00000003 - Statement - Balance Sheets (Parenthetical)">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementOfFinancialPositionAbstract" xlink:label="loc_us-gaapStatementOfFinancialPositionAbstract" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PreferredStockParOrStatedValuePerShare" xlink:label="loc_us-gaapPreferredStockParOrStatedValuePerShare" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfFinancialPositionAbstract" xlink:to="loc_us-gaapPreferredStockParOrStatedValuePerShare" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PreferredStockSharesAuthorized" xlink:label="loc_us-gaapPreferredStockSharesAuthorized" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfFinancialPositionAbstract" xlink:to="loc_us-gaapPreferredStockSharesAuthorized" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PreferredStockSharesIssued" xlink:label="loc_us-gaapPreferredStockSharesIssued" />
      <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfFinancialPositionAbstract" xlink:to="loc_us-gaapPreferredStockSharesIssued" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PreferredStockSharesOutstanding" xlink:label="loc_us-gaapPreferredStockSharesOutstanding" />
      <link:presentationArc order="30" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfFinancialPositionAbstract" xlink:to="loc_us-gaapPreferredStockSharesOutstanding" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockParOrStatedValuePerShare" xlink:label="loc_us-gaapCommonStockParOrStatedValuePerShare" />
      <link:presentationArc order="40" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfFinancialPositionAbstract" xlink:to="loc_us-gaapCommonStockParOrStatedValuePerShare" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockSharesAuthorized" xlink:label="loc_us-gaapCommonStockSharesAuthorized" />
      <link:presentationArc order="50" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfFinancialPositionAbstract" xlink:to="loc_us-gaapCommonStockSharesAuthorized" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockSharesIssued" xlink:label="loc_us-gaapCommonStockSharesIssued" />
      <link:presentationArc order="60" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfFinancialPositionAbstract" xlink:to="loc_us-gaapCommonStockSharesIssued" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockSharesOutstanding" xlink:label="loc_us-gaapCommonStockSharesOutstanding" />
      <link:presentationArc order="70" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfFinancialPositionAbstract" xlink:to="loc_us-gaapCommonStockSharesOutstanding" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xpon/role/StatementsOfOperations" xlink:title="00000004 - Statement - Statements of Operations">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeStatementAbstract" xlink:label="loc_us-gaapIncomeStatementAbstract" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Revenues" xlink:label="loc_us-gaapRevenues" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapIncomeStatementAbstract" xlink:to="loc_us-gaapRevenues" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CostOfRevenue" xlink:label="loc_us-gaapCostOfRevenue" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapIncomeStatementAbstract" xlink:to="loc_us-gaapCostOfRevenue" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GrossProfit" xlink:label="loc_us-gaapGrossProfit" />
      <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapIncomeStatementAbstract" xlink:to="loc_us-gaapGrossProfit" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SellingGeneralAndAdministrativeExpense" xlink:label="loc_us-gaapSellingGeneralAndAdministrativeExpense" />
      <link:presentationArc order="30" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapIncomeStatementAbstract" xlink:to="loc_us-gaapSellingGeneralAndAdministrativeExpense" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingIncomeLoss" xlink:label="loc_us-gaapOperatingIncomeLoss" />
      <link:presentationArc order="40" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapIncomeStatementAbstract" xlink:to="loc_us-gaapOperatingIncomeLoss" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherNonoperatingIncomeExpenseAbstract" xlink:label="loc_us-gaapOtherNonoperatingIncomeExpenseAbstract" />
      <link:presentationArc order="50" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapIncomeStatementAbstract" xlink:to="loc_us-gaapOtherNonoperatingIncomeExpenseAbstract" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_InvestmentIncomeLossInterest" xlink:label="loc_xponInvestmentIncomeLossInterest" />
      <link:presentationArc order="60" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapIncomeStatementAbstract" xlink:to="loc_xponInvestmentIncomeLossInterest" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InterestExpenseNonoperating" xlink:label="loc_us-gaapInterestExpenseNonoperating" />
      <link:presentationArc order="70" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapIncomeStatementAbstract" xlink:to="loc_us-gaapInterestExpenseNonoperating" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GainLossOnDispositionOfAssets" xlink:label="loc_us-gaapGainLossOnDispositionOfAssets" />
      <link:presentationArc order="80" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapIncomeStatementAbstract" xlink:to="loc_us-gaapGainLossOnDispositionOfAssets" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LitigationSettlementExpense" xlink:label="loc_us-gaapLitigationSettlementExpense" />
      <link:presentationArc order="90" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapIncomeStatementAbstract" xlink:to="loc_us-gaapLitigationSettlementExpense" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_SuspendedLiabilityExpense" xlink:label="loc_xponSuspendedLiabilityExpense" />
      <link:presentationArc order="100" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapIncomeStatementAbstract" xlink:to="loc_xponSuspendedLiabilityExpense" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherIncome" xlink:label="loc_us-gaapOtherIncome" />
      <link:presentationArc order="110" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapIncomeStatementAbstract" xlink:to="loc_us-gaapOtherIncome" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NonoperatingIncomeExpense" xlink:label="loc_us-gaapNonoperatingIncomeExpense" />
      <link:presentationArc order="120" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapIncomeStatementAbstract" xlink:to="loc_us-gaapNonoperatingIncomeExpense" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" xlink:label="loc_us-gaapIncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" />
      <link:presentationArc order="130" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapIncomeStatementAbstract" xlink:to="loc_us-gaapIncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxExpenseBenefit" xlink:label="loc_us-gaapIncomeTaxExpenseBenefit" />
      <link:presentationArc order="140" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapIncomeStatementAbstract" xlink:to="loc_us-gaapIncomeTaxExpenseBenefit" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetIncomeLoss" xlink:label="loc_us-gaapNetIncomeLoss" />
      <link:presentationArc order="150" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapIncomeStatementAbstract" xlink:to="loc_us-gaapNetIncomeLoss" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EarningsPerShareBasic" xlink:label="loc_us-gaapEarningsPerShareBasic" />
      <link:presentationArc order="160" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapIncomeStatementAbstract" xlink:to="loc_us-gaapEarningsPerShareBasic" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EarningsPerShareDiluted" xlink:label="loc_us-gaapEarningsPerShareDiluted" />
      <link:presentationArc order="170" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapIncomeStatementAbstract" xlink:to="loc_us-gaapEarningsPerShareDiluted" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic" xlink:label="loc_us-gaapWeightedAverageNumberOfSharesOutstandingBasic" />
      <link:presentationArc order="180" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapIncomeStatementAbstract" xlink:to="loc_us-gaapWeightedAverageNumberOfSharesOutstandingBasic" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xlink:label="loc_us-gaapWeightedAverageNumberOfDilutedSharesOutstanding" />
      <link:presentationArc order="190" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapIncomeStatementAbstract" xlink:to="loc_us-gaapWeightedAverageNumberOfDilutedSharesOutstanding" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xpon/role/StatementsOfStockholdersEquity" xlink:title="00000005 - Statement - Statements of Stockholders&apos; Equity">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementOfStockholdersEquityAbstract" xlink:label="loc_us-gaapStatementOfStockholdersEquityAbstract" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementTable" xlink:label="loc_us-gaapStatementTable" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfStockholdersEquityAbstract" xlink:to="loc_us-gaapStatementTable" order="100" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementLineItems" xlink:label="loc_us-gaapStatementLineItems" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_us-gaapStatementLineItems" order="200" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementEquityComponentsAxis" xlink:label="loc_us-gaapStatementEquityComponentsAxis" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementTable" xlink:to="loc_us-gaapStatementEquityComponentsAxis" order="10" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityComponentDomain" xlink:label="loc_us-gaapEquityComponentDomain" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementEquityComponentsAxis" xlink:to="loc_us-gaapEquityComponentDomain" order="40" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockMember" xlink:label="loc_us-gaapCommonStockMember" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementEquityComponentsAxis" xlink:to="loc_us-gaapCommonStockMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AdditionalPaidInCapitalMember" xlink:label="loc_us-gaapAdditionalPaidInCapitalMember" />
      <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementEquityComponentsAxis" xlink:to="loc_us-gaapAdditionalPaidInCapitalMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RetainedEarningsMember" xlink:label="loc_us-gaapRetainedEarningsMember" />
      <link:presentationArc order="30" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementEquityComponentsAxis" xlink:to="loc_us-gaapRetainedEarningsMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquity" xlink:label="loc_us-gaapStockholdersEquity" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStockholdersEquity" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SharesOutstanding" xlink:label="loc_us-gaapSharesOutstanding" />
      <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapSharesOutstanding" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_ProceedsReceivedFromCashExerciseOfSeriesAWarrants" xlink:label="loc_xponProceedsReceivedFromCashExerciseOfSeriesAWarrants" />
      <link:presentationArc order="30" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_xponProceedsReceivedFromCashExerciseOfSeriesAWarrants" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_ProceedsReceivedFromCashExerciseOfSeriesAWarrantsShares" xlink:label="loc_xponProceedsReceivedFromCashExerciseOfSeriesAWarrantsShares" />
      <link:presentationArc order="40" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_xponProceedsReceivedFromCashExerciseOfSeriesAWarrantsShares" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_ProceedsReceivedFromCashExerciseOfSeriesBWarrants" xlink:label="loc_xponProceedsReceivedFromCashExerciseOfSeriesBWarrants" />
      <link:presentationArc order="50" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_xponProceedsReceivedFromCashExerciseOfSeriesBWarrants" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_ProceedsReceivedFromCashExerciseOfSeriesBWarrantsShares" xlink:label="loc_xponProceedsReceivedFromCashExerciseOfSeriesBWarrantsShares" />
      <link:presentationArc order="60" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_xponProceedsReceivedFromCashExerciseOfSeriesBWarrantsShares" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_ProceedsReceivedFromCashExerciseOfJanuary2025Warrants" xlink:label="loc_xponProceedsReceivedFromCashExerciseOfJanuary2025Warrants" />
      <link:presentationArc order="70" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_xponProceedsReceivedFromCashExerciseOfJanuary2025Warrants" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_ProceedsReceivedFromCashExerciseOfJanuary2025WarrantsShares" xlink:label="loc_xponProceedsReceivedFromCashExerciseOfJanuary2025WarrantsShares" />
      <link:presentationArc order="80" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_xponProceedsReceivedFromCashExerciseOfJanuary2025WarrantsShares" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_IssuanceOfSharesAndPrefundedWarrantsNetOfIssuanceCost" xlink:label="loc_xponIssuanceOfSharesAndPrefundedWarrantsNetOfIssuanceCost" />
      <link:presentationArc order="90" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_xponIssuanceOfSharesAndPrefundedWarrantsNetOfIssuanceCost" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_IssuanceOfSharesAndPrefundedWarrantsNetOfIssuanceCostShares" xlink:label="loc_xponIssuanceOfSharesAndPrefundedWarrantsNetOfIssuanceCostShares" />
      <link:presentationArc order="100" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_xponIssuanceOfSharesAndPrefundedWarrantsNetOfIssuanceCostShares" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockIssuedDuringPeriodValueAcquisitions" xlink:label="loc_us-gaapStockIssuedDuringPeriodValueAcquisitions" />
      <link:presentationArc order="110" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStockIssuedDuringPeriodValueAcquisitions" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockIssuedDuringPeriodSharesAcquisitions" xlink:label="loc_us-gaapStockIssuedDuringPeriodSharesAcquisitions" />
      <link:presentationArc order="120" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStockIssuedDuringPeriodSharesAcquisitions" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_StockIssuedDuringPeriodValueProceedsReceivedFromCashlessExerciseOfWarrants" xlink:label="loc_xponStockIssuedDuringPeriodValueProceedsReceivedFromCashlessExerciseOfWarrants" />
      <link:presentationArc order="130" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_xponStockIssuedDuringPeriodValueProceedsReceivedFromCashlessExerciseOfWarrants" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_StockIssuedDuringPeriodSharesProceedsReceivedFromExerciseOfWarrantsShares" xlink:label="loc_xponStockIssuedDuringPeriodSharesProceedsReceivedFromExerciseOfWarrantsShares" />
      <link:presentationArc order="140" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_xponStockIssuedDuringPeriodSharesProceedsReceivedFromExerciseOfWarrantsShares" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_ProceedsReceivedFromCashExerciseOfWarrants" xlink:label="loc_xponProceedsReceivedFromCashExerciseOfWarrants" />
      <link:presentationArc order="150" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_xponProceedsReceivedFromCashExerciseOfWarrants" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockIssuedDuringPeriodValueIssuedForServices" xlink:label="loc_us-gaapStockIssuedDuringPeriodValueIssuedForServices" />
      <link:presentationArc order="160" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStockIssuedDuringPeriodValueIssuedForServices" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockIssuedDuringPeriodSharesIssuedForServices" xlink:label="loc_us-gaapStockIssuedDuringPeriodSharesIssuedForServices" />
      <link:presentationArc order="170" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStockIssuedDuringPeriodSharesIssuedForServices" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition" xlink:label="loc_us-gaapAdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition" />
      <link:presentationArc order="180" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapAdjustmentsToAdditionalPaidInCapitalShareBasedCompensationStockOptionsRequisiteServicePeriodRecognition" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_StockIssuedDuringPeriodValueIssuanceAndSettlementOfRestrictedStock" xlink:label="loc_xponStockIssuedDuringPeriodValueIssuanceAndSettlementOfRestrictedStock" />
      <link:presentationArc order="190" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_xponStockIssuedDuringPeriodValueIssuanceAndSettlementOfRestrictedStock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_StockIssuedDuringPeriodSharesIssuanceAndSettlementOfRestrictedStock" xlink:label="loc_xponStockIssuedDuringPeriodSharesIssuanceAndSettlementOfRestrictedStock" />
      <link:presentationArc order="200" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_xponStockIssuedDuringPeriodSharesIssuanceAndSettlementOfRestrictedStock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_StockIssuedDuringPeriodValueIssuanceOfSharesInExchangeForServices" xlink:label="loc_xponStockIssuedDuringPeriodValueIssuanceOfSharesInExchangeForServices" />
      <link:presentationArc order="210" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_xponStockIssuedDuringPeriodValueIssuanceOfSharesInExchangeForServices" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_StockIssuedDuringPeriodSharesIssuanceOfSharesInExchangeForServices" xlink:label="loc_xponStockIssuedDuringPeriodSharesIssuanceOfSharesInExchangeForServices" />
      <link:presentationArc order="220" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_xponStockIssuedDuringPeriodSharesIssuanceOfSharesInExchangeForServices" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AdjustmentsToAdditionalPaidInCapitalShareBasedCompensationRestrictedStockUnitsRequisiteServicePeriodRecognition" xlink:label="loc_us-gaapAdjustmentsToAdditionalPaidInCapitalShareBasedCompensationRestrictedStockUnitsRequisiteServicePeriodRecognition" />
      <link:presentationArc order="230" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapAdjustmentsToAdditionalPaidInCapitalShareBasedCompensationRestrictedStockUnitsRequisiteServicePeriodRecognition" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockRepurchasedDuringPeriodValue" xlink:label="loc_us-gaapStockRepurchasedDuringPeriodValue" />
      <link:presentationArc order="240" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStockRepurchasedDuringPeriodValue" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockRepurchasedDuringPeriodShares" xlink:label="loc_us-gaapStockRepurchasedDuringPeriodShares" />
      <link:presentationArc order="250" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStockRepurchasedDuringPeriodShares" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_StockIssuedDuringPeriodValueSettlementOfCommitmentShares" xlink:label="loc_xponStockIssuedDuringPeriodValueSettlementOfCommitmentShares" />
      <link:presentationArc order="260" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_xponStockIssuedDuringPeriodValueSettlementOfCommitmentShares" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_SettlementOfCommitmentSharesInShares" xlink:label="loc_xponSettlementOfCommitmentSharesInShares" />
      <link:presentationArc order="270" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_xponSettlementOfCommitmentSharesInShares" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquityOther" xlink:label="loc_us-gaapStockholdersEquityOther" />
      <link:presentationArc order="280" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStockholdersEquityOther" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquityOtherShares" xlink:label="loc_us-gaapStockholdersEquityOtherShares" />
      <link:presentationArc order="290" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStockholdersEquityOtherShares" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_StockIssuedDuringPeriodValueIssuanceOfSharesAndPrefundedWarrantsFollowonOfferingNetOfIssuanceCosts" xlink:label="loc_xponStockIssuedDuringPeriodValueIssuanceOfSharesAndPrefundedWarrantsFollowonOfferingNetOfIssuanceCosts" />
      <link:presentationArc order="300" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_xponStockIssuedDuringPeriodValueIssuanceOfSharesAndPrefundedWarrantsFollowonOfferingNetOfIssuanceCosts" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_StockIssuedDuringPeriodSharesIssuanceOfSharesAndPrefundedWarrantsFollowonOfferingNetOfIssuanceCostsShares" xlink:label="loc_xponStockIssuedDuringPeriodSharesIssuanceOfSharesAndPrefundedWarrantsFollowonOfferingNetOfIssuanceCostsShares" />
      <link:presentationArc order="310" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_xponStockIssuedDuringPeriodSharesIssuanceOfSharesAndPrefundedWarrantsFollowonOfferingNetOfIssuanceCostsShares" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_ProceedsFromExerciseOfSeriesWarrants" xlink:label="loc_xponProceedsFromExerciseOfSeriesWarrants" />
      <link:presentationArc order="320" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_xponProceedsFromExerciseOfSeriesWarrants" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_StockIssuedDuringPeriodSharesProceedsFromExerciseOfSeriesAWarrantsShares" xlink:label="loc_xponStockIssuedDuringPeriodSharesProceedsFromExerciseOfSeriesAWarrantsShares" />
      <link:presentationArc order="330" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_xponStockIssuedDuringPeriodSharesProceedsFromExerciseOfSeriesAWarrantsShares" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_StockIssuedDuringPeriodValueProceedsFromExerciseOfSeriesBWarrants" xlink:label="loc_xponStockIssuedDuringPeriodValueProceedsFromExerciseOfSeriesBWarrants" />
      <link:presentationArc order="340" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_xponStockIssuedDuringPeriodValueProceedsFromExerciseOfSeriesBWarrants" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_StockIssuedDuringPeriodSharesProceedsFromExerciseOfSeriesBWarrantsShares" xlink:label="loc_xponStockIssuedDuringPeriodSharesProceedsFromExerciseOfSeriesBWarrantsShares" />
      <link:presentationArc order="350" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_xponStockIssuedDuringPeriodSharesProceedsFromExerciseOfSeriesBWarrantsShares" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_SharesIssuedForTrueupUponReverseStockSplit" xlink:label="loc_xponSharesIssuedForTrueupUponReverseStockSplit" />
      <link:presentationArc order="360" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_xponSharesIssuedForTrueupUponReverseStockSplit" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_SharesIssuedForTrueupUponReverseStockSplitShares" xlink:label="loc_xponSharesIssuedForTrueupUponReverseStockSplitShares" />
      <link:presentationArc order="370" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_xponSharesIssuedForTrueupUponReverseStockSplitShares" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetIncomeLoss" xlink:label="loc_us-gaapNetIncomeLoss" />
      <link:presentationArc order="380" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapNetIncomeLoss" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquity" xlink:label="loc_us-gaapStockholdersEquity_2" />
      <link:presentationArc order="390" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapStockholdersEquity_2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SharesOutstanding" xlink:label="loc_us-gaapSharesOutstanding_2" />
      <link:presentationArc order="400" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementLineItems" xlink:to="loc_us-gaapSharesOutstanding_2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xpon/role/StatementsOfCashFlows" xlink:title="00000006 - Statement - Statements of Cash Flows">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementOfCashFlowsAbstract" xlink:label="loc_us-gaapStatementOfCashFlowsAbstract" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:label="loc_us-gaapNetCashProvidedByUsedInOperatingActivitiesAbstract" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfCashFlowsAbstract" xlink:to="loc_us-gaapNetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetIncomeLossAvailableToCommonStockholdersBasic" xlink:label="loc_us-gaapNetIncomeLossAvailableToCommonStockholdersBasic" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapNetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="loc_us-gaapNetIncomeLossAvailableToCommonStockholdersBasic" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:label="loc_us-gaapAdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" />
      <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapNetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="loc_us-gaapAdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Depreciation" xlink:label="loc_us-gaapDepreciation" />
      <link:presentationArc order="30" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapNetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="loc_us-gaapDepreciation" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AmortizationOfDebtDiscountPremium" xlink:label="loc_us-gaapAmortizationOfDebtDiscountPremium" />
      <link:presentationArc order="40" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapNetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="loc_us-gaapAmortizationOfDebtDiscountPremium" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GainLossOnDispositionOfAssets1" xlink:label="loc_us-gaapGainLossOnDispositionOfAssets1" />
      <link:presentationArc order="50" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapNetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="loc_us-gaapGainLossOnDispositionOfAssets1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_StockbasedSettlement" xlink:label="loc_xponStockbasedSettlement" />
      <link:presentationArc order="60" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapNetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="loc_xponStockbasedSettlement" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensation" xlink:label="loc_us-gaapShareBasedCompensation" />
      <link:presentationArc order="70" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapNetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="loc_us-gaapShareBasedCompensation" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_IssuanceOfCommonStockInExchangeForServices" xlink:label="loc_xponIssuanceOfCommonStockInExchangeForServices" />
      <link:presentationArc order="80" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapNetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="loc_xponIssuanceOfCommonStockInExchangeForServices" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_NoncashExpenseInExchangeForAssetDisposal" xlink:label="loc_xponNoncashExpenseInExchangeForAssetDisposal" />
      <link:presentationArc order="90" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapNetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="loc_xponNoncashExpenseInExchangeForAssetDisposal" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_IncreaseDecreaseInInventoryValuation" xlink:label="loc_xponIncreaseDecreaseInInventoryValuation" />
      <link:presentationArc order="100" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapNetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="loc_xponIncreaseDecreaseInInventoryValuation" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInRegulatoryAssetsAndLiabilities" xlink:label="loc_us-gaapIncreaseDecreaseInRegulatoryAssetsAndLiabilities" />
      <link:presentationArc order="110" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapNetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="loc_us-gaapIncreaseDecreaseInRegulatoryAssetsAndLiabilities" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_IncreaseDecreaseInInSuspendedLiability" xlink:label="loc_xponIncreaseDecreaseInInSuspendedLiability" />
      <link:presentationArc order="120" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapNetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="loc_xponIncreaseDecreaseInInSuspendedLiability" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInOperatingCapitalAbstract" xlink:label="loc_us-gaapIncreaseDecreaseInOperatingCapitalAbstract" />
      <link:presentationArc order="130" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapNetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="loc_us-gaapIncreaseDecreaseInOperatingCapitalAbstract" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInAccountsAndNotesReceivable" xlink:label="loc_us-gaapIncreaseDecreaseInAccountsAndNotesReceivable" />
      <link:presentationArc order="140" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapNetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="loc_us-gaapIncreaseDecreaseInAccountsAndNotesReceivable" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInInventories" xlink:label="loc_us-gaapIncreaseDecreaseInInventories" />
      <link:presentationArc order="150" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapNetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="loc_us-gaapIncreaseDecreaseInInventories" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_IncreaseInPrepaidintransitInventory" xlink:label="loc_xponIncreaseInPrepaidintransitInventory" />
      <link:presentationArc order="160" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapNetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="loc_xponIncreaseInPrepaidintransitInventory" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInPrepaidExpensesOther" xlink:label="loc_us-gaapIncreaseDecreaseInPrepaidExpensesOther" />
      <link:presentationArc order="170" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapNetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="loc_us-gaapIncreaseDecreaseInPrepaidExpensesOther" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInDeposits" xlink:label="loc_us-gaapIncreaseDecreaseInDeposits" />
      <link:presentationArc order="180" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapNetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="loc_us-gaapIncreaseDecreaseInDeposits" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInAccountsPayable" xlink:label="loc_us-gaapIncreaseDecreaseInAccountsPayable" />
      <link:presentationArc order="190" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapNetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="loc_us-gaapIncreaseDecreaseInAccountsPayable" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInCustomerDeposits" xlink:label="loc_us-gaapIncreaseDecreaseInCustomerDeposits" />
      <link:presentationArc order="200" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapNetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="loc_us-gaapIncreaseDecreaseInCustomerDeposits" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncreaseDecreaseInAccruedLiabilities" xlink:label="loc_us-gaapIncreaseDecreaseInAccruedLiabilities" />
      <link:presentationArc order="210" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapNetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="loc_us-gaapIncreaseDecreaseInAccruedLiabilities" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_IncreaseInRightofuseAssetsAndLeaseLiabilities" xlink:label="loc_xponIncreaseInRightofuseAssetsAndLeaseLiabilities" />
      <link:presentationArc order="220" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapNetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="loc_xponIncreaseInRightofuseAssetsAndLeaseLiabilities" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_DecreaseInSuspendedLiability" xlink:label="loc_xponDecreaseInSuspendedLiability" />
      <link:presentationArc order="230" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapNetCashProvidedByUsedInOperatingActivitiesAbstract" xlink:to="loc_xponDecreaseInSuspendedLiability" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities" xlink:label="loc_us-gaapNetCashProvidedByUsedInOperatingActivities" />
      <link:presentationArc order="240" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfCashFlowsAbstract" xlink:to="loc_us-gaapNetCashProvidedByUsedInOperatingActivities" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract" xlink:label="loc_us-gaapNetCashProvidedByUsedInInvestingActivitiesAbstract" />
      <link:presentationArc order="250" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfCashFlowsAbstract" xlink:to="loc_us-gaapNetCashProvidedByUsedInInvestingActivitiesAbstract" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_PaymentsToAcquireOtherProductiveAsset" xlink:label="loc_xponPaymentsToAcquireOtherProductiveAsset" />
      <link:presentationArc order="260" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfCashFlowsAbstract" xlink:to="loc_xponPaymentsToAcquireOtherProductiveAsset" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsForProceedsFromProductiveAssets" xlink:label="loc_us-gaapPaymentsForProceedsFromProductiveAssets" />
      <link:presentationArc order="270" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfCashFlowsAbstract" xlink:to="loc_us-gaapPaymentsForProceedsFromProductiveAssets" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities" xlink:label="loc_us-gaapNetCashProvidedByUsedInInvestingActivities" />
      <link:presentationArc order="280" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfCashFlowsAbstract" xlink:to="loc_us-gaapNetCashProvidedByUsedInInvestingActivities" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract" xlink:label="loc_us-gaapNetCashProvidedByUsedInFinancingActivitiesAbstract" />
      <link:presentationArc order="290" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfCashFlowsAbstract" xlink:to="loc_us-gaapNetCashProvidedByUsedInFinancingActivitiesAbstract" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_PrincipalPaymentsOnConvertibleNote" xlink:label="loc_xponPrincipalPaymentsOnConvertibleNote" />
      <link:presentationArc order="300" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfCashFlowsAbstract" xlink:to="loc_xponPrincipalPaymentsOnConvertibleNote" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RepaymentsOfLongTermDebt" xlink:label="loc_us-gaapRepaymentsOfLongTermDebt" />
      <link:presentationArc order="310" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfCashFlowsAbstract" xlink:to="loc_us-gaapRepaymentsOfLongTermDebt" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_PrincipalPaymentsOnStockholderPromissoryNotes" xlink:label="loc_xponPrincipalPaymentsOnStockholderPromissoryNotes" />
      <link:presentationArc order="320" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfCashFlowsAbstract" xlink:to="loc_xponPrincipalPaymentsOnStockholderPromissoryNotes" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_NetProceedsFromExerciseOfWarrants" xlink:label="loc_xponNetProceedsFromExerciseOfWarrants" />
      <link:presentationArc order="330" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfCashFlowsAbstract" xlink:to="loc_xponNetProceedsFromExerciseOfWarrants" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromIssuanceOfCommonStock" xlink:label="loc_us-gaapProceedsFromIssuanceOfCommonStock" />
      <link:presentationArc order="340" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfCashFlowsAbstract" xlink:to="loc_us-gaapProceedsFromIssuanceOfCommonStock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities" xlink:label="loc_us-gaapNetCashProvidedByUsedInFinancingActivities" />
      <link:presentationArc order="350" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfCashFlowsAbstract" xlink:to="loc_us-gaapNetCashProvidedByUsedInFinancingActivities" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect" xlink:label="loc_us-gaapCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect" />
      <link:presentationArc order="360" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfCashFlowsAbstract" xlink:to="loc_us-gaapCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseExcludingExchangeRateEffect" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" xlink:label="loc_us-gaapCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" />
      <link:presentationArc order="370" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfCashFlowsAbstract" xlink:to="loc_us-gaapCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents" xlink:label="loc_us-gaapCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_2" />
      <link:presentationArc order="380" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfCashFlowsAbstract" xlink:to="loc_us-gaapCashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SupplementalCashFlowInformationAbstract" xlink:label="loc_us-gaapSupplementalCashFlowInformationAbstract" />
      <link:presentationArc order="390" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfCashFlowsAbstract" xlink:to="loc_us-gaapSupplementalCashFlowInformationAbstract" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InterestPaidNet" xlink:label="loc_us-gaapInterestPaidNet" />
      <link:presentationArc order="400" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapSupplementalCashFlowInformationAbstract" xlink:to="loc_us-gaapInterestPaidNet" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxesPaidNet" xlink:label="loc_us-gaapIncomeTaxesPaidNet" />
      <link:presentationArc order="410" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapSupplementalCashFlowInformationAbstract" xlink:to="loc_us-gaapIncomeTaxesPaidNet" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NoncashInvestingAndFinancingItemsAbstract" xlink:label="loc_us-gaapNoncashInvestingAndFinancingItemsAbstract" />
      <link:presentationArc order="420" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementOfCashFlowsAbstract" xlink:to="loc_us-gaapNoncashInvestingAndFinancingItemsAbstract" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_AcquisitionModificationOfOperatingLeaseRightofuseAssetAndLeaseLiability" xlink:label="loc_xponAcquisitionModificationOfOperatingLeaseRightofuseAssetAndLeaseLiability" />
      <link:presentationArc order="430" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapNoncashInvestingAndFinancingItemsAbstract" xlink:to="loc_xponAcquisitionModificationOfOperatingLeaseRightofuseAssetAndLeaseLiability" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockIssued1" xlink:label="loc_us-gaapStockIssued1" />
      <link:presentationArc order="440" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapNoncashInvestingAndFinancingItemsAbstract" xlink:to="loc_us-gaapStockIssued1" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LoansAssumed1" xlink:label="loc_us-gaapLoansAssumed1" />
      <link:presentationArc order="450" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapNoncashInvestingAndFinancingItemsAbstract" xlink:to="loc_us-gaapLoansAssumed1" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/ecd/role/PvpDisclosure" xlink:title="995410 - Disclosure - Pay vs Performance Disclosure">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_PayVsPerformanceDisclosureLineItems" xlink:label="loc_ecdPayVsPerformanceDisclosureLineItems" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_PvpTable" xlink:label="loc_ecdPvpTable" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdPayVsPerformanceDisclosureLineItems" xlink:to="loc_ecdPvpTable" order="100" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_ExecutiveCategoryAxis" xlink:label="loc_ecdExecutiveCategoryAxis" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdPvpTable" xlink:to="loc_ecdExecutiveCategoryAxis" order="10" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_AllExecutiveCategoriesMember" xlink:label="loc_ecdAllExecutiveCategoriesMember" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdExecutiveCategoryAxis" xlink:to="loc_ecdAllExecutiveCategoriesMember" order="0" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_IndividualAxis" xlink:label="loc_ecdIndividualAxis" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdPvpTable" xlink:to="loc_ecdIndividualAxis" order="20" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_AllIndividualsMember" xlink:label="loc_ecdAllIndividualsMember" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdIndividualAxis" xlink:to="loc_ecdAllIndividualsMember" order="0" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_AdjToCompAxis" xlink:label="loc_ecdAdjToCompAxis" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdPvpTable" xlink:to="loc_ecdAdjToCompAxis" order="30" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_AllAdjToCompMember" xlink:label="loc_ecdAllAdjToCompMember" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdAdjToCompAxis" xlink:to="loc_ecdAllAdjToCompMember" order="0" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_MeasureAxis" xlink:label="loc_ecdMeasureAxis" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdPvpTable" xlink:to="loc_ecdMeasureAxis" order="40" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_PvpTableTextBlock" xlink:label="loc_ecdPvpTableTextBlock" />
      <link:presentationArc order="2000" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdPayVsPerformanceDisclosureLineItems" xlink:to="loc_ecdPvpTableTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_CoSelectedMeasureName" xlink:label="loc_ecdCoSelectedMeasureName" />
      <link:presentationArc order="2010" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdPvpTableTextBlock" xlink:to="loc_ecdCoSelectedMeasureName" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_NamedExecutiveOfficersFnTextBlock" xlink:label="loc_ecdNamedExecutiveOfficersFnTextBlock" />
      <link:presentationArc order="2020" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdCoSelectedMeasureName" xlink:to="loc_ecdNamedExecutiveOfficersFnTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_PeerGroupIssuersFnTextBlock" xlink:label="loc_ecdPeerGroupIssuersFnTextBlock" />
      <link:presentationArc order="2030" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdCoSelectedMeasureName" xlink:to="loc_ecdPeerGroupIssuersFnTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_ChangedPeerGroupFnTextBlock" xlink:label="loc_ecdChangedPeerGroupFnTextBlock" />
      <link:presentationArc order="2040" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdCoSelectedMeasureName" xlink:to="loc_ecdChangedPeerGroupFnTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_PeoTotalCompAmt" xlink:label="loc_ecdPeoTotalCompAmt" />
      <link:presentationArc order="2050" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdCoSelectedMeasureName" xlink:to="loc_ecdPeoTotalCompAmt" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_PeoActuallyPaidCompAmt" xlink:label="loc_ecdPeoActuallyPaidCompAmt" />
      <link:presentationArc order="2060" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdCoSelectedMeasureName" xlink:to="loc_ecdPeoActuallyPaidCompAmt" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_AdjToPeoCompFnTextBlock" xlink:label="loc_ecdAdjToPeoCompFnTextBlock" />
      <link:presentationArc order="2070" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdCoSelectedMeasureName" xlink:to="loc_ecdAdjToPeoCompFnTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_NonPeoNeoAvgTotalCompAmt" xlink:label="loc_ecdNonPeoNeoAvgTotalCompAmt" />
      <link:presentationArc order="2080" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdPvpTableTextBlock" xlink:to="loc_ecdNonPeoNeoAvgTotalCompAmt" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_NonPeoNeoAvgCompActuallyPaidAmt" xlink:label="loc_ecdNonPeoNeoAvgCompActuallyPaidAmt" />
      <link:presentationArc order="2090" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdPvpTableTextBlock" xlink:to="loc_ecdNonPeoNeoAvgCompActuallyPaidAmt" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_AdjToNonPeoNeoCompFnTextBlock" xlink:label="loc_ecdAdjToNonPeoNeoCompFnTextBlock" />
      <link:presentationArc order="2100" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdNonPeoNeoAvgCompActuallyPaidAmt" xlink:to="loc_ecdAdjToNonPeoNeoCompFnTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_EquityValuationAssumptionDifferenceFnTextBlock" xlink:label="loc_ecdEquityValuationAssumptionDifferenceFnTextBlock" />
      <link:presentationArc order="2110" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdNonPeoNeoAvgCompActuallyPaidAmt" xlink:to="loc_ecdEquityValuationAssumptionDifferenceFnTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_CompActuallyPaidVsTotalShareholderRtnTextBlock" xlink:label="loc_ecdCompActuallyPaidVsTotalShareholderRtnTextBlock" />
      <link:presentationArc order="2120" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdNonPeoNeoAvgCompActuallyPaidAmt" xlink:to="loc_ecdCompActuallyPaidVsTotalShareholderRtnTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_CompActuallyPaidVsNetIncomeTextBlock" xlink:label="loc_ecdCompActuallyPaidVsNetIncomeTextBlock" />
      <link:presentationArc order="2130" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdNonPeoNeoAvgCompActuallyPaidAmt" xlink:to="loc_ecdCompActuallyPaidVsNetIncomeTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_CompActuallyPaidVsCoSelectedMeasureTextBlock" xlink:label="loc_ecdCompActuallyPaidVsCoSelectedMeasureTextBlock" />
      <link:presentationArc order="2140" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdNonPeoNeoAvgCompActuallyPaidAmt" xlink:to="loc_ecdCompActuallyPaidVsCoSelectedMeasureTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_TotalShareholderRtnVsPeerGroupTextBlock" xlink:label="loc_ecdTotalShareholderRtnVsPeerGroupTextBlock" />
      <link:presentationArc order="2150" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdNonPeoNeoAvgCompActuallyPaidAmt" xlink:to="loc_ecdTotalShareholderRtnVsPeerGroupTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_CompActuallyPaidVsOtherMeasureTextBlock" xlink:label="loc_ecdCompActuallyPaidVsOtherMeasureTextBlock" />
      <link:presentationArc order="2160" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdNonPeoNeoAvgCompActuallyPaidAmt" xlink:to="loc_ecdCompActuallyPaidVsOtherMeasureTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_TabularListTableTextBlock" xlink:label="loc_ecdTabularListTableTextBlock" />
      <link:presentationArc order="2170" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdNonPeoNeoAvgCompActuallyPaidAmt" xlink:to="loc_ecdTabularListTableTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_TotalShareholderRtnAmt" xlink:label="loc_ecdTotalShareholderRtnAmt" />
      <link:presentationArc order="2180" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdNonPeoNeoAvgCompActuallyPaidAmt" xlink:to="loc_ecdTotalShareholderRtnAmt" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_PeerGroupTotalShareholderRtnAmt" xlink:label="loc_ecdPeerGroupTotalShareholderRtnAmt" />
      <link:presentationArc order="2190" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdNonPeoNeoAvgCompActuallyPaidAmt" xlink:to="loc_ecdPeerGroupTotalShareholderRtnAmt" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NetIncomeLoss" xlink:label="loc_us-gaapNetIncomeLoss" />
      <link:presentationArc order="2200" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdPvpTableTextBlock" xlink:to="loc_us-gaapNetIncomeLoss" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_CoSelectedMeasureAmt" xlink:label="loc_ecdCoSelectedMeasureAmt" />
      <link:presentationArc order="2210" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapNetIncomeLoss" xlink:to="loc_ecdCoSelectedMeasureAmt" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_OtherPerfMeasureAmt" xlink:label="loc_ecdOtherPerfMeasureAmt" />
      <link:presentationArc order="2220" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapNetIncomeLoss" xlink:to="loc_ecdOtherPerfMeasureAmt" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_AdjToCompAmt" xlink:label="loc_ecdAdjToCompAmt" />
      <link:presentationArc order="2230" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapNetIncomeLoss" xlink:to="loc_ecdAdjToCompAmt" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_PeoName" xlink:label="loc_ecdPeoName" />
      <link:presentationArc order="2240" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapNetIncomeLoss" xlink:to="loc_ecdPeoName" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_MeasureName" xlink:label="loc_ecdMeasureName" />
      <link:presentationArc order="2250" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdPayVsPerformanceDisclosureLineItems" xlink:to="loc_ecdMeasureName" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_NonGaapMeasureDescriptionTextBlock" xlink:label="loc_ecdNonGaapMeasureDescriptionTextBlock" />
      <link:presentationArc order="2260" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdMeasureName" xlink:to="loc_ecdNonGaapMeasureDescriptionTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_Additional402vDisclosureTextBlock" xlink:label="loc_ecdAdditional402vDisclosureTextBlock" />
      <link:presentationArc order="2270" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdPayVsPerformanceDisclosureLineItems" xlink:to="loc_ecdAdditional402vDisclosureTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_PnsnBnftsAdjFnTextBlock" xlink:label="loc_ecdPnsnBnftsAdjFnTextBlock" />
      <link:presentationArc order="2280" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdPayVsPerformanceDisclosureLineItems" xlink:to="loc_ecdPnsnBnftsAdjFnTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_EqtyAwrdsAdjFnTextBlock" xlink:label="loc_ecdEqtyAwrdsAdjFnTextBlock" />
      <link:presentationArc order="2290" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdPayVsPerformanceDisclosureLineItems" xlink:to="loc_ecdEqtyAwrdsAdjFnTextBlock" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/ecd/role/ErrCompDisclosure" xlink:title="995440 - Disclosure - Recovery of Erroneously Awarded Compensation">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_RecoveryOfErrCompDisclosureLineItems" xlink:label="loc_ecdRecoveryOfErrCompDisclosureLineItems" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_ErrCompRecoveryTable" xlink:label="loc_ecdErrCompRecoveryTable" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdRecoveryOfErrCompDisclosureLineItems" xlink:to="loc_ecdErrCompRecoveryTable" order="100" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_RestatementDateAxis" xlink:label="loc_ecdRestatementDateAxis" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdErrCompRecoveryTable" xlink:to="loc_ecdRestatementDateAxis" order="10" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_IndividualAxis" xlink:label="loc_ecdIndividualAxis" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdErrCompRecoveryTable" xlink:to="loc_ecdIndividualAxis" order="20" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_AllIndividualsMember" xlink:label="loc_ecdAllIndividualsMember" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdIndividualAxis" xlink:to="loc_ecdAllIndividualsMember" order="0" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_RestatementDeterminationDate" xlink:label="loc_ecdRestatementDeterminationDate" />
      <link:presentationArc order="2000" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdRecoveryOfErrCompDisclosureLineItems" xlink:to="loc_ecdRestatementDeterminationDate" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_AggtErrCompAmt" xlink:label="loc_ecdAggtErrCompAmt" />
      <link:presentationArc order="2010" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdRestatementDeterminationDate" xlink:to="loc_ecdAggtErrCompAmt" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_ErrCompAnalysisTextBlock" xlink:label="loc_ecdErrCompAnalysisTextBlock" />
      <link:presentationArc order="2020" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdAggtErrCompAmt" xlink:to="loc_ecdErrCompAnalysisTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_StkPrcOrTsrEstimationMethodTextBlock" xlink:label="loc_ecdStkPrcOrTsrEstimationMethodTextBlock" />
      <link:presentationArc order="2030" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdAggtErrCompAmt" xlink:to="loc_ecdStkPrcOrTsrEstimationMethodTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_OutstandingAggtErrCompAmt" xlink:label="loc_ecdOutstandingAggtErrCompAmt" />
      <link:presentationArc order="2040" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdAggtErrCompAmt" xlink:to="loc_ecdOutstandingAggtErrCompAmt" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_AggtErrCompNotYetDeterminedTextBlock" xlink:label="loc_ecdAggtErrCompNotYetDeterminedTextBlock" />
      <link:presentationArc order="2050" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdAggtErrCompAmt" xlink:to="loc_ecdAggtErrCompNotYetDeterminedTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_ForgoneRecoveryIndName" xlink:label="loc_ecdForgoneRecoveryIndName" />
      <link:presentationArc order="2060" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdAggtErrCompAmt" xlink:to="loc_ecdForgoneRecoveryIndName" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_ForgoneRecoveryDueToExpenseOfEnforcementAmt" xlink:label="loc_ecdForgoneRecoveryDueToExpenseOfEnforcementAmt" />
      <link:presentationArc order="2070" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdAggtErrCompAmt" xlink:to="loc_ecdForgoneRecoveryDueToExpenseOfEnforcementAmt" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_ForgoneRecoveryDueToViolationOfHomeCountryLawAmt" xlink:label="loc_ecdForgoneRecoveryDueToViolationOfHomeCountryLawAmt" />
      <link:presentationArc order="2080" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdRestatementDeterminationDate" xlink:to="loc_ecdForgoneRecoveryDueToViolationOfHomeCountryLawAmt" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_ForgoneRecoveryDueToDisqualificationOfTaxBenefitsAmt" xlink:label="loc_ecdForgoneRecoveryDueToDisqualificationOfTaxBenefitsAmt" />
      <link:presentationArc order="2090" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdRestatementDeterminationDate" xlink:to="loc_ecdForgoneRecoveryDueToDisqualificationOfTaxBenefitsAmt" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_ForgoneRecoveryExplanationOfImpracticabilityTextBlock" xlink:label="loc_ecdForgoneRecoveryExplanationOfImpracticabilityTextBlock" />
      <link:presentationArc order="2100" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdForgoneRecoveryDueToDisqualificationOfTaxBenefitsAmt" xlink:to="loc_ecdForgoneRecoveryExplanationOfImpracticabilityTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_OutstandingRecoveryIndName" xlink:label="loc_ecdOutstandingRecoveryIndName" />
      <link:presentationArc order="2110" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdForgoneRecoveryDueToDisqualificationOfTaxBenefitsAmt" xlink:to="loc_ecdOutstandingRecoveryIndName" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_OutstandingRecoveryCompAmt" xlink:label="loc_ecdOutstandingRecoveryCompAmt" />
      <link:presentationArc order="2120" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdForgoneRecoveryDueToDisqualificationOfTaxBenefitsAmt" xlink:to="loc_ecdOutstandingRecoveryCompAmt" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_RestatementDoesNotRequireRecoveryTextBlock" xlink:label="loc_ecdRestatementDoesNotRequireRecoveryTextBlock" />
      <link:presentationArc order="2130" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdForgoneRecoveryDueToDisqualificationOfTaxBenefitsAmt" xlink:to="loc_ecdRestatementDoesNotRequireRecoveryTextBlock" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/ecd/role/AwardTimingDisclosure" xlink:title="995443 - Disclosure - Award Timing Disclosure">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_AwardTmgDiscLineItems" xlink:label="loc_ecdAwardTmgDiscLineItems" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_AwardsCloseToMnpiDiscTable" xlink:label="loc_ecdAwardsCloseToMnpiDiscTable" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdAwardTmgDiscLineItems" xlink:to="loc_ecdAwardsCloseToMnpiDiscTable" order="100" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_IndividualAxis" xlink:label="loc_ecdIndividualAxis" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdAwardsCloseToMnpiDiscTable" xlink:to="loc_ecdIndividualAxis" order="10" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_AllIndividualsMember" xlink:label="loc_ecdAllIndividualsMember" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdIndividualAxis" xlink:to="loc_ecdAllIndividualsMember" order="0" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AwardTypeAxis" xlink:label="loc_us-gaapAwardTypeAxis" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdAwardsCloseToMnpiDiscTable" xlink:to="loc_us-gaapAwardTypeAxis" order="20" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:label="loc_us-gaapShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAwardTypeAxis" xlink:to="loc_us-gaapShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" order="0" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_AwardTmgMnpiDiscTextBlock" xlink:label="loc_ecdAwardTmgMnpiDiscTextBlock" />
      <link:presentationArc order="2000" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdAwardTmgDiscLineItems" xlink:to="loc_ecdAwardTmgMnpiDiscTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_AwardTmgMethodTextBlock" xlink:label="loc_ecdAwardTmgMethodTextBlock" />
      <link:presentationArc order="2010" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdAwardTmgDiscLineItems" xlink:to="loc_ecdAwardTmgMethodTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_AwardTmgPredtrmndFlag" xlink:label="loc_ecdAwardTmgPredtrmndFlag" />
      <link:presentationArc order="2020" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdAwardTmgDiscLineItems" xlink:to="loc_ecdAwardTmgPredtrmndFlag" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_AwardTmgMnpiCnsdrdFlag" xlink:label="loc_ecdAwardTmgMnpiCnsdrdFlag" />
      <link:presentationArc order="2030" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdAwardTmgDiscLineItems" xlink:to="loc_ecdAwardTmgMnpiCnsdrdFlag" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_AwardTmgHowMnpiCnsdrdTextBlock" xlink:label="loc_ecdAwardTmgHowMnpiCnsdrdTextBlock" />
      <link:presentationArc order="2040" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdAwardTmgDiscLineItems" xlink:to="loc_ecdAwardTmgHowMnpiCnsdrdTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_MnpiDiscTimedForCompValFlag" xlink:label="loc_ecdMnpiDiscTimedForCompValFlag" />
      <link:presentationArc order="2050" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdAwardTmgDiscLineItems" xlink:to="loc_ecdMnpiDiscTimedForCompValFlag" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_AwardsCloseToMnpiDiscTableTextBlock" xlink:label="loc_ecdAwardsCloseToMnpiDiscTableTextBlock" />
      <link:presentationArc order="2060" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdAwardTmgDiscLineItems" xlink:to="loc_ecdAwardsCloseToMnpiDiscTableTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_AwardsCloseToMnpiDiscIndName" xlink:label="loc_ecdAwardsCloseToMnpiDiscIndName" />
      <link:presentationArc order="2070" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdAwardTmgDiscLineItems" xlink:to="loc_ecdAwardsCloseToMnpiDiscIndName" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_AwardUndrlygSecuritiesAmt" xlink:label="loc_ecdAwardUndrlygSecuritiesAmt" />
      <link:presentationArc order="2080" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdAwardTmgDiscLineItems" xlink:to="loc_ecdAwardUndrlygSecuritiesAmt" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_AwardExrcPrice" xlink:label="loc_ecdAwardExrcPrice" />
      <link:presentationArc order="2090" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdAwardTmgDiscLineItems" xlink:to="loc_ecdAwardExrcPrice" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_AwardGrantDateFairValue" xlink:label="loc_ecdAwardGrantDateFairValue" />
      <link:presentationArc order="2100" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdAwardTmgDiscLineItems" xlink:to="loc_ecdAwardGrantDateFairValue" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_UndrlygSecurityMktPriceChngPct" xlink:label="loc_ecdUndrlygSecurityMktPriceChngPct" />
      <link:presentationArc order="2110" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdAwardTmgDiscLineItems" xlink:to="loc_ecdUndrlygSecurityMktPriceChngPct" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/ecd/role/InsiderTradingArrangements" xlink:title="995445 - Disclosure - Insider Trading Arrangements">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_InsiderTradingArrLineItems" xlink:label="loc_ecdInsiderTradingArrLineItems" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_MtrlTermsOfTrdArrTextBlock" xlink:label="loc_ecdMtrlTermsOfTrdArrTextBlock" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdInsiderTradingArrLineItems" xlink:to="loc_ecdMtrlTermsOfTrdArrTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_TrdArrIndName" xlink:label="loc_ecdTrdArrIndName" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdInsiderTradingArrLineItems" xlink:to="loc_ecdTrdArrIndName" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_TrdArrIndTitle" xlink:label="loc_ecdTrdArrIndTitle" />
      <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdInsiderTradingArrLineItems" xlink:to="loc_ecdTrdArrIndTitle" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_Rule10b51ArrAdoptedFlag" xlink:label="loc_ecdRule10b51ArrAdoptedFlag" />
      <link:presentationArc order="30" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdInsiderTradingArrLineItems" xlink:to="loc_ecdRule10b51ArrAdoptedFlag" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_NonRule10b51ArrAdoptedFlag" xlink:label="loc_ecdNonRule10b51ArrAdoptedFlag" />
      <link:presentationArc order="40" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdInsiderTradingArrLineItems" xlink:to="loc_ecdNonRule10b51ArrAdoptedFlag" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_TrdArrAdoptionDate" xlink:label="loc_ecdTrdArrAdoptionDate" />
      <link:presentationArc order="50" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdInsiderTradingArrLineItems" xlink:to="loc_ecdTrdArrAdoptionDate" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_Rule10b51ArrTrmntdFlag" xlink:label="loc_ecdRule10b51ArrTrmntdFlag" />
      <link:presentationArc order="60" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdInsiderTradingArrLineItems" xlink:to="loc_ecdRule10b51ArrTrmntdFlag" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_NonRule10b51ArrTrmntdFlag" xlink:label="loc_ecdNonRule10b51ArrTrmntdFlag" />
      <link:presentationArc order="70" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdInsiderTradingArrLineItems" xlink:to="loc_ecdNonRule10b51ArrTrmntdFlag" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_TrdArrTerminationDate" xlink:label="loc_ecdTrdArrTerminationDate" />
      <link:presentationArc order="80" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdInsiderTradingArrLineItems" xlink:to="loc_ecdTrdArrTerminationDate" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_TrdArrExpirationDate" xlink:label="loc_ecdTrdArrExpirationDate" />
      <link:presentationArc order="90" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdInsiderTradingArrLineItems" xlink:to="loc_ecdTrdArrExpirationDate" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_TrdArrDuration" xlink:label="loc_ecdTrdArrDuration" />
      <link:presentationArc order="100" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdInsiderTradingArrLineItems" xlink:to="loc_ecdTrdArrDuration" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_TrdArrSecuritiesAggAvailAmt" xlink:label="loc_ecdTrdArrSecuritiesAggAvailAmt" />
      <link:presentationArc order="110" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdInsiderTradingArrLineItems" xlink:to="loc_ecdTrdArrSecuritiesAggAvailAmt" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/ecd/role/InsiderTradingPoliciesProc" xlink:title="995447 - Disclosure - Insider Trading Policies and Procedures">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_InsiderTradingPoliciesProcLineItems" xlink:label="loc_ecdInsiderTradingPoliciesProcLineItems" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_InsiderTrdPoliciesProcAdoptedFlag" xlink:label="loc_ecdInsiderTrdPoliciesProcAdoptedFlag" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdInsiderTradingPoliciesProcLineItems" xlink:to="loc_ecdInsiderTrdPoliciesProcAdoptedFlag" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/ecd/2025/ecd-2025.xsd#ecd_InsiderTrdPoliciesProcNotAdoptedTextBlock" xlink:label="loc_ecdInsiderTrdPoliciesProcNotAdoptedTextBlock" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_ecdInsiderTradingPoliciesProcLineItems" xlink:to="loc_ecdInsiderTrdPoliciesProcNotAdoptedTextBlock" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/cyd/role/CybersecurityRiskManagementAndStrategyDisclosure" xlink:title="00000012 - Disclosure - Cybersecurity Risk Management and Strategy Disclosure">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/cyd/2025/cyd-2025.xsd#cyd_CybersecurityRiskManagementStrategyAndGovernanceAbstract" xlink:label="loc_cydCybersecurityRiskManagementStrategyAndGovernanceAbstract" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/cyd/2025/cyd-2025.xsd#cyd_CybersecurityRiskManagementProcessesForAssessingIdentifyingAndManagingThreatsTextBlock" xlink:label="loc_cydCybersecurityRiskManagementProcessesForAssessingIdentifyingAndManagingThreatsTextBlock" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_cydCybersecurityRiskManagementStrategyAndGovernanceAbstract" xlink:to="loc_cydCybersecurityRiskManagementProcessesForAssessingIdentifyingAndManagingThreatsTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/cyd/2025/cyd-2025.xsd#cyd_CybersecurityRiskManagementProcessesIntegratedFlag" xlink:label="loc_cydCybersecurityRiskManagementProcessesIntegratedFlag" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_cydCybersecurityRiskManagementProcessesForAssessingIdentifyingAndManagingThreatsTextBlock" xlink:to="loc_cydCybersecurityRiskManagementProcessesIntegratedFlag" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/cyd/2025/cyd-2025.xsd#cyd_CybersecurityRiskManagementProcessesIntegratedTextBlock" xlink:label="loc_cydCybersecurityRiskManagementProcessesIntegratedTextBlock" />
      <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_cydCybersecurityRiskManagementProcessesForAssessingIdentifyingAndManagingThreatsTextBlock" xlink:to="loc_cydCybersecurityRiskManagementProcessesIntegratedTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/cyd/2025/cyd-2025.xsd#cyd_CybersecurityRiskManagementThirdPartyEngagedFlag" xlink:label="loc_cydCybersecurityRiskManagementThirdPartyEngagedFlag" />
      <link:presentationArc order="30" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_cydCybersecurityRiskManagementProcessesForAssessingIdentifyingAndManagingThreatsTextBlock" xlink:to="loc_cydCybersecurityRiskManagementThirdPartyEngagedFlag" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/cyd/2025/cyd-2025.xsd#cyd_CybersecurityRiskThirdPartyOversightAndIdentificationProcessesFlag" xlink:label="loc_cydCybersecurityRiskThirdPartyOversightAndIdentificationProcessesFlag" />
      <link:presentationArc order="40" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_cydCybersecurityRiskManagementProcessesForAssessingIdentifyingAndManagingThreatsTextBlock" xlink:to="loc_cydCybersecurityRiskThirdPartyOversightAndIdentificationProcessesFlag" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/cyd/2025/cyd-2025.xsd#cyd_CybersecurityRiskMateriallyAffectedOrReasonablyLikelyToMateriallyAffectRegistrantFlag" xlink:label="loc_cydCybersecurityRiskMateriallyAffectedOrReasonablyLikelyToMateriallyAffectRegistrantFlag" />
      <link:presentationArc order="50" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_cydCybersecurityRiskManagementProcessesForAssessingIdentifyingAndManagingThreatsTextBlock" xlink:to="loc_cydCybersecurityRiskMateriallyAffectedOrReasonablyLikelyToMateriallyAffectRegistrantFlag" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/cyd/2025/cyd-2025.xsd#cyd_CybersecurityRiskMateriallyAffectedOrReasonablyLikelyToMateriallyAffectRegistrantTextBlock" xlink:label="loc_cydCybersecurityRiskMateriallyAffectedOrReasonablyLikelyToMateriallyAffectRegistrantTextBlock" />
      <link:presentationArc order="60" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_cydCybersecurityRiskManagementProcessesForAssessingIdentifyingAndManagingThreatsTextBlock" xlink:to="loc_cydCybersecurityRiskMateriallyAffectedOrReasonablyLikelyToMateriallyAffectRegistrantTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/cyd/2025/cyd-2025.xsd#cyd_CybersecurityRiskBoardOfDirectorsOversightTextBlock" xlink:label="loc_cydCybersecurityRiskBoardOfDirectorsOversightTextBlock" />
      <link:presentationArc order="70" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_cydCybersecurityRiskManagementProcessesForAssessingIdentifyingAndManagingThreatsTextBlock" xlink:to="loc_cydCybersecurityRiskBoardOfDirectorsOversightTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/cyd/2025/cyd-2025.xsd#cyd_CybersecurityRiskBoardCommitteeOrSubcommitteeResponsibleForOversightTextBlock" xlink:label="loc_cydCybersecurityRiskBoardCommitteeOrSubcommitteeResponsibleForOversightTextBlock" />
      <link:presentationArc order="80" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_cydCybersecurityRiskManagementProcessesForAssessingIdentifyingAndManagingThreatsTextBlock" xlink:to="loc_cydCybersecurityRiskBoardCommitteeOrSubcommitteeResponsibleForOversightTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/cyd/2025/cyd-2025.xsd#cyd_CybersecurityRiskProcessForInformingBoardCommitteeOrSubcommitteeResponsibleForOversightTextBlock" xlink:label="loc_cydCybersecurityRiskProcessForInformingBoardCommitteeOrSubcommitteeResponsibleForOversightTextBlock" />
      <link:presentationArc order="90" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_cydCybersecurityRiskManagementProcessesForAssessingIdentifyingAndManagingThreatsTextBlock" xlink:to="loc_cydCybersecurityRiskProcessForInformingBoardCommitteeOrSubcommitteeResponsibleForOversightTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/cyd/2025/cyd-2025.xsd#cyd_CybersecurityRiskRoleOfManagementTextBlock" xlink:label="loc_cydCybersecurityRiskRoleOfManagementTextBlock" />
      <link:presentationArc order="100" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_cydCybersecurityRiskManagementProcessesForAssessingIdentifyingAndManagingThreatsTextBlock" xlink:to="loc_cydCybersecurityRiskRoleOfManagementTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/cyd/2025/cyd-2025.xsd#cyd_CybersecurityRiskManagementPositionsOrCommitteesResponsibleFlag" xlink:label="loc_cydCybersecurityRiskManagementPositionsOrCommitteesResponsibleFlag" />
      <link:presentationArc order="110" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_cydCybersecurityRiskManagementProcessesForAssessingIdentifyingAndManagingThreatsTextBlock" xlink:to="loc_cydCybersecurityRiskManagementPositionsOrCommitteesResponsibleFlag" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/cyd/2025/cyd-2025.xsd#cyd_CybersecurityRiskManagementPositionsOrCommitteesResponsibleTextBlock" xlink:label="loc_cydCybersecurityRiskManagementPositionsOrCommitteesResponsibleTextBlock" />
      <link:presentationArc order="120" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_cydCybersecurityRiskManagementProcessesForAssessingIdentifyingAndManagingThreatsTextBlock" xlink:to="loc_cydCybersecurityRiskManagementPositionsOrCommitteesResponsibleTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/cyd/2025/cyd-2025.xsd#cyd_CybersecurityRiskManagementExpertiseOfManagementResponsibleTextBlock" xlink:label="loc_cydCybersecurityRiskManagementExpertiseOfManagementResponsibleTextBlock" />
      <link:presentationArc order="130" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_cydCybersecurityRiskManagementStrategyAndGovernanceAbstract" xlink:to="loc_cydCybersecurityRiskManagementExpertiseOfManagementResponsibleTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/cyd/2025/cyd-2025.xsd#cyd_CybersecurityRiskProcessForInformingManagementOrCommitteesResponsibleTextBlock" xlink:label="loc_cydCybersecurityRiskProcessForInformingManagementOrCommitteesResponsibleTextBlock" />
      <link:presentationArc order="140" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_cydCybersecurityRiskManagementStrategyAndGovernanceAbstract" xlink:to="loc_cydCybersecurityRiskProcessForInformingManagementOrCommitteesResponsibleTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/cyd/2025/cyd-2025.xsd#cyd_CybersecurityRiskManagementPositionsOrCommitteesResponsibleReportToBoardFlag" xlink:label="loc_cydCybersecurityRiskManagementPositionsOrCommitteesResponsibleReportToBoardFlag" />
      <link:presentationArc order="150" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_cydCybersecurityRiskManagementStrategyAndGovernanceAbstract" xlink:to="loc_cydCybersecurityRiskManagementPositionsOrCommitteesResponsibleReportToBoardFlag" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xbrl.sec.gov/cyd/role/MaterialCybersecurityIncidentDisclosure" xlink:title="00000013 - Disclosure - Material Cybersecurity Incident Disclosure">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/cyd/2025/cyd-2025.xsd#cyd_MaterialCybersecurityIncidentAbstract" xlink:label="loc_cydMaterialCybersecurityIncidentAbstract" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/cyd/2025/cyd-2025.xsd#cyd_MaterialCybersecurityIncidentNatureTextBlock" xlink:label="loc_cydMaterialCybersecurityIncidentNatureTextBlock" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_cydMaterialCybersecurityIncidentAbstract" xlink:to="loc_cydMaterialCybersecurityIncidentNatureTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/cyd/2025/cyd-2025.xsd#cyd_MaterialCybersecurityIncidentScopeTextBlock" xlink:label="loc_cydMaterialCybersecurityIncidentScopeTextBlock" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_cydMaterialCybersecurityIncidentAbstract" xlink:to="loc_cydMaterialCybersecurityIncidentScopeTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/cyd/2025/cyd-2025.xsd#cyd_MaterialCybersecurityIncidentTimingTextBlock" xlink:label="loc_cydMaterialCybersecurityIncidentTimingTextBlock" />
      <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_cydMaterialCybersecurityIncidentAbstract" xlink:to="loc_cydMaterialCybersecurityIncidentTimingTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/cyd/2025/cyd-2025.xsd#cyd_MaterialCybersecurityIncidentMaterialImpactOrReasonablyLikelyMaterialImpactTextBlock" xlink:label="loc_cydMaterialCybersecurityIncidentMaterialImpactOrReasonablyLikelyMaterialImpactTextBlock" />
      <link:presentationArc order="30" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_cydMaterialCybersecurityIncidentAbstract" xlink:to="loc_cydMaterialCybersecurityIncidentMaterialImpactOrReasonablyLikelyMaterialImpactTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.sec.gov/cyd/2025/cyd-2025.xsd#cyd_MaterialCybersecurityIncidentInformationNotAvailableOrUndeterminedTextBlock" xlink:label="loc_cydMaterialCybersecurityIncidentInformationNotAvailableOrUndeterminedTextBlock" />
      <link:presentationArc order="40" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_cydMaterialCybersecurityIncidentAbstract" xlink:to="loc_cydMaterialCybersecurityIncidentInformationNotAvailableOrUndeterminedTextBlock" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xpon/role/OrganizationAndNatureOfOperations" xlink:title="999014 - Disclosure - Organization and Nature of Operations">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:label="loc_us-gaapOrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NatureOfOperations" xlink:label="loc_us-gaapNatureOfOperations" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapOrganizationConsolidationAndPresentationOfFinancialStatementsAbstract" xlink:to="loc_us-gaapNatureOfOperations" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xpon/role/SummaryOfSignificantAccountingPolicies" xlink:title="999015 - Disclosure - Summary of Significant Accounting Policies">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountingPoliciesAbstract" xlink:label="loc_us-gaapAccountingPoliciesAbstract" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SignificantAccountingPoliciesTextBlock" xlink:label="loc_us-gaapSignificantAccountingPoliciesTextBlock" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccountingPoliciesAbstract" xlink:to="loc_us-gaapSignificantAccountingPoliciesTextBlock" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xpon/role/PropertyAndEquipmentNet" xlink:title="999016 - Disclosure - Property and Equipment, Net">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentAbstract" xlink:label="loc_us-gaapPropertyPlantAndEquipmentAbstract" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentDisclosureTextBlock" xlink:label="loc_us-gaapPropertyPlantAndEquipmentDisclosureTextBlock" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapPropertyPlantAndEquipmentAbstract" xlink:to="loc_us-gaapPropertyPlantAndEquipmentDisclosureTextBlock" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xpon/role/AccruedExpensesAndOtherCurrentLiabilities" xlink:title="999017 - Disclosure - Accrued Expenses and Other Current Liabilities">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PayablesAndAccrualsAbstract" xlink:label="loc_us-gaapPayablesAndAccrualsAbstract" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountsPayableAccruedLiabilitiesAndOtherLiabilitiesDisclosureCurrentTextBlock" xlink:label="loc_us-gaapAccountsPayableAccruedLiabilitiesAndOtherLiabilitiesDisclosureCurrentTextBlock" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapPayablesAndAccrualsAbstract" xlink:to="loc_us-gaapAccountsPayableAccruedLiabilitiesAndOtherLiabilitiesDisclosureCurrentTextBlock" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xpon/role/Long-termDebt" xlink:title="999018 - Disclosure - Long-Term Debt">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtDisclosureAbstract" xlink:label="loc_us-gaapDebtDisclosureAbstract" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtTextBlock" xlink:label="loc_us-gaapLongTermDebtTextBlock" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapDebtDisclosureAbstract" xlink:to="loc_us-gaapLongTermDebtTextBlock" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xpon/role/StockholderPromissoryNotes" xlink:title="999019 - Disclosure - Stockholder Promissory Notes">
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_DisclosureStockholderPromissoryNotesAbstract" xlink:label="loc_xponDisclosureStockholderPromissoryNotesAbstract" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_ShareholderPromissoryNotesTextBlock" xlink:label="loc_xponShareholderPromissoryNotesTextBlock" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_xponDisclosureStockholderPromissoryNotesAbstract" xlink:to="loc_xponShareholderPromissoryNotesTextBlock" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xpon/role/EquityAndDebtFinancings" xlink:title="999020 - Disclosure - Equity and Debt Financings">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtDisclosureAbstract" xlink:label="loc_us-gaapDebtDisclosureAbstract" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtDisclosureTextBlock" xlink:label="loc_us-gaapDebtDisclosureTextBlock" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapDebtDisclosureAbstract" xlink:to="loc_us-gaapDebtDisclosureTextBlock" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xpon/role/CommitmentsAndContingencies" xlink:title="999021 - Disclosure - Commitments and Contingencies">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommitmentsAndContingenciesDisclosureAbstract" xlink:label="loc_us-gaapCommitmentsAndContingenciesDisclosureAbstract" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommitmentsAndContingenciesDisclosureTextBlock" xlink:label="loc_us-gaapCommitmentsAndContingenciesDisclosureTextBlock" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapCommitmentsAndContingenciesDisclosureAbstract" xlink:to="loc_us-gaapCommitmentsAndContingenciesDisclosureTextBlock" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xpon/role/StockholdersEquity" xlink:title="999022 - Disclosure - Stockholders&#8217; Equity">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityAbstract" xlink:label="loc_us-gaapEquityAbstract" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockholdersEquityNoteDisclosureTextBlock" xlink:label="loc_us-gaapStockholdersEquityNoteDisclosureTextBlock" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapEquityAbstract" xlink:to="loc_us-gaapStockholdersEquityNoteDisclosureTextBlock" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xpon/role/SegmentReporting" xlink:title="999023 - Disclosure - Segment Reporting">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SegmentReportingAbstract" xlink:label="loc_us-gaapSegmentReportingAbstract" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SegmentReportingDisclosureTextBlock" xlink:label="loc_us-gaapSegmentReportingDisclosureTextBlock" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapSegmentReportingAbstract" xlink:to="loc_us-gaapSegmentReportingDisclosureTextBlock" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xpon/role/IncomeTaxes" xlink:title="999024 - Disclosure - Income Taxes">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxDisclosureAbstract" xlink:label="loc_us-gaapIncomeTaxDisclosureAbstract" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxDisclosureTextBlock" xlink:label="loc_us-gaapIncomeTaxDisclosureTextBlock" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapIncomeTaxDisclosureAbstract" xlink:to="loc_us-gaapIncomeTaxDisclosureTextBlock" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xpon/role/KPlan" xlink:title="999025 - Disclosure - 401(k) Plan">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CompensationAndRetirementDisclosureAbstract" xlink:label="loc_us-gaapCompensationAndRetirementDisclosureAbstract" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DefinedBenefitPlanTextBlock" xlink:label="loc_us-gaapDefinedBenefitPlanTextBlock" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapCompensationAndRetirementDisclosureAbstract" xlink:to="loc_us-gaapDefinedBenefitPlanTextBlock" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xpon/role/Related-partyTransactions" xlink:title="999026 - Disclosure - Related-Party Transactions">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RelatedPartyTransactionsAbstract" xlink:label="loc_us-gaapRelatedPartyTransactionsAbstract" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RelatedPartyTransactionsDisclosureTextBlock" xlink:label="loc_us-gaapRelatedPartyTransactionsDisclosureTextBlock" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapRelatedPartyTransactionsAbstract" xlink:to="loc_us-gaapRelatedPartyTransactionsDisclosureTextBlock" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xpon/role/SubsequentEvents" xlink:title="999027 - Disclosure - Subsequent Events">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsequentEventsAbstract" xlink:label="loc_us-gaapSubsequentEventsAbstract" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsequentEventsTextBlock" xlink:label="loc_us-gaapSubsequentEventsTextBlock" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapSubsequentEventsAbstract" xlink:to="loc_us-gaapSubsequentEventsTextBlock" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xpon/role/SummaryOfSignificantAccountingPoliciesPolicies" xlink:title="999028 - Disclosure - Summary of Significant Accounting Policies (Policies)">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountingPoliciesAbstract" xlink:label="loc_us-gaapAccountingPoliciesAbstract" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_BasisOfAccountingPolicyPolicyTextBlock" xlink:label="loc_us-gaapBasisOfAccountingPolicyPolicyTextBlock" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccountingPoliciesAbstract" xlink:to="loc_us-gaapBasisOfAccountingPolicyPolicyTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PriorPeriodReclassificationAdjustmentDescription" xlink:label="loc_us-gaapPriorPeriodReclassificationAdjustmentDescription" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccountingPoliciesAbstract" xlink:to="loc_us-gaapPriorPeriodReclassificationAdjustmentDescription" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubstantialDoubtAboutGoingConcernTextBlock" xlink:label="loc_us-gaapSubstantialDoubtAboutGoingConcernTextBlock" />
      <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccountingPoliciesAbstract" xlink:to="loc_us-gaapSubstantialDoubtAboutGoingConcernTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_UseOfEstimates" xlink:label="loc_us-gaapUseOfEstimates" />
      <link:presentationArc order="30" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccountingPoliciesAbstract" xlink:to="loc_us-gaapUseOfEstimates" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InventoryPolicyTextBlock" xlink:label="loc_us-gaapInventoryPolicyTextBlock" />
      <link:presentationArc order="40" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccountingPoliciesAbstract" xlink:to="loc_us-gaapInventoryPolicyTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InventorySuppliesPolicy" xlink:label="loc_us-gaapInventorySuppliesPolicy" />
      <link:presentationArc order="50" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccountingPoliciesAbstract" xlink:to="loc_us-gaapInventorySuppliesPolicy" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashAndCashEquivalentsPolicyTextBlock" xlink:label="loc_us-gaapCashAndCashEquivalentsPolicyTextBlock" />
      <link:presentationArc order="60" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccountingPoliciesAbstract" xlink:to="loc_us-gaapCashAndCashEquivalentsPolicyTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RevenueRecognitionPolicyTextBlock" xlink:label="loc_us-gaapRevenueRecognitionPolicyTextBlock" />
      <link:presentationArc order="70" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccountingPoliciesAbstract" xlink:to="loc_us-gaapRevenueRecognitionPolicyTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ReceivablesPolicyTextBlock" xlink:label="loc_us-gaapReceivablesPolicyTextBlock" />
      <link:presentationArc order="80" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccountingPoliciesAbstract" xlink:to="loc_us-gaapReceivablesPolicyTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ConcentrationRiskCreditRisk" xlink:label="loc_us-gaapConcentrationRiskCreditRisk" />
      <link:presentationArc order="90" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccountingPoliciesAbstract" xlink:to="loc_us-gaapConcentrationRiskCreditRisk" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_CustomerDepositsPolicyTextBlock" xlink:label="loc_xponCustomerDepositsPolicyTextBlock" />
      <link:presentationArc order="100" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccountingPoliciesAbstract" xlink:to="loc_xponCustomerDepositsPolicyTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LesseeLeasesPolicyTextBlock" xlink:label="loc_us-gaapLesseeLeasesPolicyTextBlock" />
      <link:presentationArc order="110" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccountingPoliciesAbstract" xlink:to="loc_us-gaapLesseeLeasesPolicyTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ImpairmentOrDisposalOfLongLivedAssetsPolicyTextBlock" xlink:label="loc_us-gaapImpairmentOrDisposalOfLongLivedAssetsPolicyTextBlock" />
      <link:presentationArc order="120" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccountingPoliciesAbstract" xlink:to="loc_us-gaapImpairmentOrDisposalOfLongLivedAssetsPolicyTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ExtendedProductWarrantyPolicy" xlink:label="loc_us-gaapExtendedProductWarrantyPolicy" />
      <link:presentationArc order="130" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccountingPoliciesAbstract" xlink:to="loc_us-gaapExtendedProductWarrantyPolicy" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_LiabilityForRefundsPolicyTextBlock" xlink:label="loc_xponLiabilityForRefundsPolicyTextBlock" />
      <link:presentationArc order="140" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccountingPoliciesAbstract" xlink:to="loc_xponLiabilityForRefundsPolicyTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShippingAndHandlingCostPolicyTextBlock" xlink:label="loc_us-gaapShippingAndHandlingCostPolicyTextBlock" />
      <link:presentationArc order="150" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccountingPoliciesAbstract" xlink:to="loc_us-gaapShippingAndHandlingCostPolicyTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AdvertisingCostsPolicyTextBlock" xlink:label="loc_us-gaapAdvertisingCostsPolicyTextBlock" />
      <link:presentationArc order="160" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccountingPoliciesAbstract" xlink:to="loc_us-gaapAdvertisingCostsPolicyTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ResearchAndDevelopmentExpensePolicy" xlink:label="loc_us-gaapResearchAndDevelopmentExpensePolicy" />
      <link:presentationArc order="170" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccountingPoliciesAbstract" xlink:to="loc_us-gaapResearchAndDevelopmentExpensePolicy" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxPolicyTextBlock" xlink:label="loc_us-gaapIncomeTaxPolicyTextBlock" />
      <link:presentationArc order="180" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccountingPoliciesAbstract" xlink:to="loc_us-gaapIncomeTaxPolicyTextBlock" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_FairValueOfFinancialInstrumentsPolicy" xlink:label="loc_us-gaapFairValueOfFinancialInstrumentsPolicy" />
      <link:presentationArc order="190" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccountingPoliciesAbstract" xlink:to="loc_us-gaapFairValueOfFinancialInstrumentsPolicy" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EarningsPerSharePolicyTextBlock" xlink:label="loc_us-gaapEarningsPerSharePolicyTextBlock" />
      <link:presentationArc order="200" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccountingPoliciesAbstract" xlink:to="loc_us-gaapEarningsPerSharePolicyTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CompensationRelatedCostsPolicyTextBlock" xlink:label="loc_us-gaapCompensationRelatedCostsPolicyTextBlock" />
      <link:presentationArc order="210" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccountingPoliciesAbstract" xlink:to="loc_us-gaapCompensationRelatedCostsPolicyTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock" xlink:label="loc_us-gaapNewAccountingPronouncementsPolicyPolicyTextBlock" />
      <link:presentationArc order="220" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccountingPoliciesAbstract" xlink:to="loc_us-gaapNewAccountingPronouncementsPolicyPolicyTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_AccountingPronouncementsButNotYetAdoptedPolicyPolicyTextBlock" xlink:label="loc_xponAccountingPronouncementsButNotYetAdoptedPolicyPolicyTextBlock" />
      <link:presentationArc order="230" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccountingPoliciesAbstract" xlink:to="loc_xponAccountingPronouncementsButNotYetAdoptedPolicyPolicyTextBlock" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xpon/role/SummaryOfSignificantAccountingPoliciesTables" xlink:title="999029 - Disclosure - Summary of Significant Accounting Policies (Tables)">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountingPoliciesAbstract" xlink:label="loc_us-gaapAccountingPoliciesAbstract" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_ScheduleOfEstimatedUsefulLivesTableTextBlock" xlink:label="loc_xponScheduleOfEstimatedUsefulLivesTableTextBlock" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccountingPoliciesAbstract" xlink:to="loc_xponScheduleOfEstimatedUsefulLivesTableTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock" xlink:label="loc_us-gaapScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccountingPoliciesAbstract" xlink:to="loc_us-gaapScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock" xlink:label="loc_us-gaapScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock" />
      <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccountingPoliciesAbstract" xlink:to="loc_us-gaapScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xpon/role/PropertyAndEquipmentNetTables" xlink:title="999030 - Disclosure - Property and Equipment, Net (Tables)">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentAbstract" xlink:label="loc_us-gaapPropertyPlantAndEquipmentAbstract" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentTextBlock" xlink:label="loc_us-gaapPropertyPlantAndEquipmentTextBlock" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapPropertyPlantAndEquipmentAbstract" xlink:to="loc_us-gaapPropertyPlantAndEquipmentTextBlock" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xpon/role/AccruedExpensesAndOtherCurrentLiabilitiesTables" xlink:title="999031 - Disclosure - Accrued Expenses and Other Current Liabilities (Tables)">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PayablesAndAccrualsAbstract" xlink:label="loc_us-gaapPayablesAndAccrualsAbstract" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfAccountsPayableAndAccruedLiabilitiesTableTextBlock" xlink:label="loc_us-gaapScheduleOfAccountsPayableAndAccruedLiabilitiesTableTextBlock" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapPayablesAndAccrualsAbstract" xlink:to="loc_us-gaapScheduleOfAccountsPayableAndAccruedLiabilitiesTableTextBlock" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xpon/role/Long-termDebtTables" xlink:title="999032 - Disclosure - Long-Term Debt (Tables)">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtDisclosureAbstract" xlink:label="loc_us-gaapDebtDisclosureAbstract" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfDebtTableTextBlock" xlink:label="loc_us-gaapScheduleOfDebtTableTextBlock" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapDebtDisclosureAbstract" xlink:to="loc_us-gaapScheduleOfDebtTableTextBlock" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfMaturitiesOfLongTermDebtTableTextBlock" xlink:label="loc_us-gaapScheduleOfMaturitiesOfLongTermDebtTableTextBlock" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapDebtDisclosureAbstract" xlink:to="loc_us-gaapScheduleOfMaturitiesOfLongTermDebtTableTextBlock" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xpon/role/CommitmentsAndContingenciesTables" xlink:title="999033 - Disclosure - Commitments and Contingencies (Tables)">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommitmentsAndContingenciesDisclosureAbstract" xlink:label="loc_us-gaapCommitmentsAndContingenciesDisclosureAbstract" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LeaseCostTableTextBlock" xlink:label="loc_us-gaapLeaseCostTableTextBlock" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapCommitmentsAndContingenciesDisclosureAbstract" xlink:to="loc_us-gaapLeaseCostTableTextBlock" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LesseeOperatingLeaseLiabilityMaturityTableTextBlock" xlink:label="loc_us-gaapLesseeOperatingLeaseLiabilityMaturityTableTextBlock" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapCommitmentsAndContingenciesDisclosureAbstract" xlink:to="loc_us-gaapLesseeOperatingLeaseLiabilityMaturityTableTextBlock" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xpon/role/StockholdersEquityTables" xlink:title="999034 - Disclosure - Stockholders&#8217; Equity (Tables)">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityAbstract" xlink:label="loc_us-gaapEquityAbstract" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_ScheduleOfVariousWarrantsOptionsIssuedAndOutstandingTableTextBlock" xlink:label="loc_xponScheduleOfVariousWarrantsOptionsIssuedAndOutstandingTableTextBlock" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapEquityAbstract" xlink:to="loc_xponScheduleOfVariousWarrantsOptionsIssuedAndOutstandingTableTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_ScheduleOfAssumptionsTableTextBlock" xlink:label="loc_xponScheduleOfAssumptionsTableTextBlock" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapEquityAbstract" xlink:to="loc_xponScheduleOfAssumptionsTableTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock" xlink:label="loc_us-gaapScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock" />
      <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapEquityAbstract" xlink:to="loc_us-gaapScheduleOfShareBasedPaymentAwardStockOptionsValuationAssumptionsTableTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_ScheduleOfShareBasedCompensationsStockOptionsActivityTableTextBlock" xlink:label="loc_xponScheduleOfShareBasedCompensationsStockOptionsActivityTableTextBlock" />
      <link:presentationArc order="30" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapEquityAbstract" xlink:to="loc_xponScheduleOfShareBasedCompensationsStockOptionsActivityTableTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfSharebasedCompensationRestrictedStockAndRestrictedStockUnitsActivityTableTextBlock" xlink:label="loc_us-gaapScheduleOfSharebasedCompensationRestrictedStockAndRestrictedStockUnitsActivityTableTextBlock" />
      <link:presentationArc order="40" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapEquityAbstract" xlink:to="loc_us-gaapScheduleOfSharebasedCompensationRestrictedStockAndRestrictedStockUnitsActivityTableTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfShareBasedGoodsAndNonemployeeServicesTransactionBySupplierTextBlock" xlink:label="loc_us-gaapScheduleOfShareBasedGoodsAndNonemployeeServicesTransactionBySupplierTextBlock" />
      <link:presentationArc order="50" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapEquityAbstract" xlink:to="loc_us-gaapScheduleOfShareBasedGoodsAndNonemployeeServicesTransactionBySupplierTextBlock" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xpon/role/IncomeTaxesTables" xlink:title="999035 - Disclosure - Income Taxes (Tables)">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxDisclosureAbstract" xlink:label="loc_us-gaapIncomeTaxDisclosureAbstract" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_ScheduleOfEffectiveIncomesTaxRateReconciliationTableTextBlock" xlink:label="loc_xponScheduleOfEffectiveIncomesTaxRateReconciliationTableTextBlock" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapIncomeTaxDisclosureAbstract" xlink:to="loc_xponScheduleOfEffectiveIncomesTaxRateReconciliationTableTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock" xlink:label="loc_us-gaapScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapIncomeTaxDisclosureAbstract" xlink:to="loc_us-gaapScheduleOfComponentsOfIncomeTaxExpenseBenefitTableTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfAccruedLiabilitiesTableTextBlock" xlink:label="loc_us-gaapScheduleOfAccruedLiabilitiesTableTextBlock" />
      <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapIncomeTaxDisclosureAbstract" xlink:to="loc_us-gaapScheduleOfAccruedLiabilitiesTableTextBlock" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock" xlink:label="loc_us-gaapScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock" />
      <link:presentationArc order="30" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapIncomeTaxDisclosureAbstract" xlink:to="loc_us-gaapScheduleOfEffectiveIncomeTaxRateReconciliationTableTextBlock" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xpon/role/SummaryOfSignificantAccountingPoliciesDetails" xlink:title="999036 - Disclosure - Summary of Significant Accounting Policies (Details)">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountingPoliciesAbstract" xlink:label="loc_us-gaapAccountingPoliciesAbstract" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfPropertyPlantAndEquipmentTable" xlink:label="loc_us-gaapScheduleOfPropertyPlantAndEquipmentTable" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccountingPoliciesAbstract" xlink:to="loc_us-gaapScheduleOfPropertyPlantAndEquipmentTable" order="100" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentLineItems" xlink:label="loc_us-gaapPropertyPlantAndEquipmentLineItems" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapScheduleOfPropertyPlantAndEquipmentTable" xlink:to="loc_us-gaapPropertyPlantAndEquipmentLineItems" order="200" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeAxis" xlink:label="loc_srtRangeAxis" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapScheduleOfPropertyPlantAndEquipmentTable" xlink:to="loc_srtRangeAxis" order="10" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeMember" xlink:label="loc_srtRangeMember" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srtRangeAxis" xlink:to="loc_srtRangeMember" order="0" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_MinimumMember" xlink:label="loc_srtMinimumMember" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srtRangeMember" xlink:to="loc_srtMinimumMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_MaximumMember" xlink:label="loc_srtMaximumMember" />
      <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srtRangeMember" xlink:to="loc_srtMaximumMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentByTypeAxis" xlink:label="loc_us-gaapPropertyPlantAndEquipmentByTypeAxis" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapScheduleOfPropertyPlantAndEquipmentTable" xlink:to="loc_us-gaapPropertyPlantAndEquipmentByTypeAxis" order="20" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain" xlink:label="loc_us-gaapPropertyPlantAndEquipmentTypeDomain" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapPropertyPlantAndEquipmentByTypeAxis" xlink:to="loc_us-gaapPropertyPlantAndEquipmentTypeDomain" order="0" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_VehiclesAndTransportationEquipmentMember" xlink:label="loc_xponVehiclesAndTransportationEquipmentMember" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapPropertyPlantAndEquipmentTypeDomain" xlink:to="loc_xponVehiclesAndTransportationEquipmentMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_ManufacturingEquipmentMember" xlink:label="loc_xponManufacturingEquipmentMember" />
      <link:presentationArc order="30" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapPropertyPlantAndEquipmentTypeDomain" xlink:to="loc_xponManufacturingEquipmentMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_OfficeFurnitureAndEquipmentMember" xlink:label="loc_xponOfficeFurnitureAndEquipmentMember" />
      <link:presentationArc order="50" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapPropertyPlantAndEquipmentTypeDomain" xlink:to="loc_xponOfficeFurnitureAndEquipmentMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_WarehouseEquipmentMember" xlink:label="loc_xponWarehouseEquipmentMember" />
      <link:presentationArc order="70" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapPropertyPlantAndEquipmentTypeDomain" xlink:to="loc_xponWarehouseEquipmentMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_QAEquipmentMember" xlink:label="loc_xponQAEquipmentMember" />
      <link:presentationArc order="90" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapPropertyPlantAndEquipmentTypeDomain" xlink:to="loc_xponQAEquipmentMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_ToolingAndMoldsMember" xlink:label="loc_xponToolingAndMoldsMember" />
      <link:presentationArc order="110" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapPropertyPlantAndEquipmentTypeDomain" xlink:to="loc_xponToolingAndMoldsMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentUsefulLife" xlink:label="loc_us-gaapPropertyPlantAndEquipmentUsefulLife" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapPropertyPlantAndEquipmentLineItems" xlink:to="loc_us-gaapPropertyPlantAndEquipmentUsefulLife" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xpon/role/SummaryOfSignificantAccountingPoliciesDetails1" xlink:title="999037 - Disclosure - Summary of Significant Accounting Policies (Details 1)">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountingPoliciesAbstract" xlink:label="loc_us-gaapAccountingPoliciesAbstract" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_NetLossIncome" xlink:label="loc_xponNetLossIncome" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccountingPoliciesAbstract" xlink:to="loc_xponNetLossIncome" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding" xlink:label="loc_us-gaapWeightedAverageNumberOfDilutedSharesOutstanding" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccountingPoliciesAbstract" xlink:to="loc_us-gaapWeightedAverageNumberOfDilutedSharesOutstanding" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EarningsPerShareDiluted" xlink:label="loc_us-gaapEarningsPerShareDiluted" />
      <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccountingPoliciesAbstract" xlink:to="loc_us-gaapEarningsPerShareDiluted" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xpon/role/SummaryOfSignificantAccountingPoliciesDetails2" xlink:title="999038 - Disclosure - Summary of Significant Accounting Policies (Details 2)">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountingPoliciesAbstract" xlink:label="loc_us-gaapAccountingPoliciesAbstract" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable" xlink:label="loc_us-gaapScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccountingPoliciesAbstract" xlink:to="loc_us-gaapScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable" order="100" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems" xlink:label="loc_us-gaapAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable" xlink:to="loc_us-gaapAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems" order="200" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis" xlink:label="loc_us-gaapAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable" xlink:to="loc_us-gaapAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis" order="10" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AntidilutiveSecuritiesNameDomain" xlink:label="loc_us-gaapAntidilutiveSecuritiesNameDomain" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis" xlink:to="loc_us-gaapAntidilutiveSecuritiesNameDomain" order="0" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_WarrantMember" xlink:label="loc_us-gaapWarrantMember" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAntidilutiveSecuritiesNameDomain" xlink:to="loc_us-gaapWarrantMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_StockOptionsMember" xlink:label="loc_xponStockOptionsMember" />
      <link:presentationArc order="90" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAntidilutiveSecuritiesNameDomain" xlink:to="loc_xponStockOptionsMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestrictedStockUnitsRSUMember" xlink:label="loc_us-gaapRestrictedStockUnitsRSUMember" />
      <link:presentationArc order="110" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAntidilutiveSecuritiesNameDomain" xlink:to="loc_us-gaapRestrictedStockUnitsRSUMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_PreFundedWarrantsMember" xlink:label="loc_xponPreFundedWarrantsMember" />
      <link:presentationArc order="130" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAntidilutiveSecuritiesNameDomain" xlink:to="loc_xponPreFundedWarrantsMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementEquityComponentsAxis" xlink:label="loc_us-gaapStatementEquityComponentsAxis" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTable" xlink:to="loc_us-gaapStatementEquityComponentsAxis" order="20" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityComponentDomain" xlink:label="loc_us-gaapEquityComponentDomain" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementEquityComponentsAxis" xlink:to="loc_us-gaapEquityComponentDomain" order="0" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_SeriesAWarrantsMember" xlink:label="loc_xponSeriesAWarrantsMember" />
      <link:presentationArc order="30" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapEquityComponentDomain" xlink:to="loc_xponSeriesAWarrantsMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_SeriesBwarrantsMember" xlink:label="loc_xponSeriesBwarrantsMember" />
      <link:presentationArc order="50" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapEquityComponentDomain" xlink:to="loc_xponSeriesBwarrantsMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_WarrantsJanuary2025Member" xlink:label="loc_xponWarrantsJanuary2025Member" />
      <link:presentationArc order="70" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapEquityComponentDomain" xlink:to="loc_xponWarrantsJanuary2025Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" xlink:label="loc_us-gaapAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareLineItems" xlink:to="loc_us-gaapAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xpon/role/SummaryOfSignificantAccountingPoliciesDetailsNarrative" xlink:title="999039 - Disclosure - Summary of Significant Accounting Policies (Details Narrative)">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountingPoliciesAbstract" xlink:label="loc_us-gaapAccountingPoliciesAbstract" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfProductInformationTable" xlink:label="loc_us-gaapScheduleOfProductInformationTable" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccountingPoliciesAbstract" xlink:to="loc_us-gaapScheduleOfProductInformationTable" order="100" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProductInformationLineItems" xlink:label="loc_us-gaapProductInformationLineItems" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapScheduleOfProductInformationTable" xlink:to="loc_us-gaapProductInformationLineItems" order="200" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_MajorCustomersAxis" xlink:label="loc_srtMajorCustomersAxis" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapScheduleOfProductInformationTable" xlink:to="loc_srtMajorCustomersAxis" order="10" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_NameOfMajorCustomerDomain" xlink:label="loc_srtNameOfMajorCustomerDomain" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srtMajorCustomersAxis" xlink:to="loc_srtNameOfMajorCustomerDomain" order="0" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_OneCustomerMember" xlink:label="loc_xponOneCustomerMember" />
      <link:presentationArc order="50" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srtNameOfMajorCustomerDomain" xlink:to="loc_xponOneCustomerMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_CustomerFourMember" xlink:label="loc_xponCustomerFourMember" />
      <link:presentationArc order="90" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srtNameOfMajorCustomerDomain" xlink:to="loc_xponCustomerFourMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ConcentrationRiskByBenchmarkAxis" xlink:label="loc_us-gaapConcentrationRiskByBenchmarkAxis" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapScheduleOfProductInformationTable" xlink:to="loc_us-gaapConcentrationRiskByBenchmarkAxis" order="20" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ConcentrationRiskBenchmarkDomain" xlink:label="loc_us-gaapConcentrationRiskBenchmarkDomain" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapConcentrationRiskByBenchmarkAxis" xlink:to="loc_us-gaapConcentrationRiskBenchmarkDomain" order="0" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SalesRevenueNetMember" xlink:label="loc_us-gaapSalesRevenueNetMember" />
      <link:presentationArc order="50" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapConcentrationRiskBenchmarkDomain" xlink:to="loc_us-gaapSalesRevenueNetMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccountsReceivableMember" xlink:label="loc_us-gaapAccountsReceivableMember" />
      <link:presentationArc order="60" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapConcentrationRiskBenchmarkDomain" xlink:to="loc_us-gaapAccountsReceivableMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ConcentrationRiskByTypeAxis" xlink:label="loc_us-gaapConcentrationRiskByTypeAxis" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapScheduleOfProductInformationTable" xlink:to="loc_us-gaapConcentrationRiskByTypeAxis" order="30" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ConcentrationRiskTypeDomain" xlink:label="loc_us-gaapConcentrationRiskTypeDomain" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapConcentrationRiskByTypeAxis" xlink:to="loc_us-gaapConcentrationRiskTypeDomain" order="0" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CustomerConcentrationRiskMember" xlink:label="loc_us-gaapCustomerConcentrationRiskMember" />
      <link:presentationArc order="50" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapConcentrationRiskTypeDomain" xlink:to="loc_us-gaapCustomerConcentrationRiskMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis" xlink:label="loc_us-gaapAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapScheduleOfProductInformationTable" xlink:to="loc_us-gaapAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis" order="40" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AntidilutiveSecuritiesNameDomain" xlink:label="loc_us-gaapAntidilutiveSecuritiesNameDomain" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis" xlink:to="loc_us-gaapAntidilutiveSecuritiesNameDomain" order="0" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_WarrantsOptionsAndRestrictedStockUnitsMember" xlink:label="loc_xponWarrantsOptionsAndRestrictedStockUnitsMember" />
      <link:presentationArc order="100" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAntidilutiveSecuritiesNameDomain" xlink:to="loc_xponWarrantsOptionsAndRestrictedStockUnitsMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_NetLoss" xlink:label="loc_xponNetLoss" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapProductInformationLineItems" xlink:to="loc_xponNetLoss" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_NetCashProvidedByUsedInOperatingsActivities" xlink:label="loc_xponNetCashProvidedByUsedInOperatingsActivities" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapProductInformationLineItems" xlink:to="loc_xponNetCashProvidedByUsedInOperatingsActivities" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_RetainedEarningAccumulatedDeficit" xlink:label="loc_xponRetainedEarningAccumulatedDeficit" />
      <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapProductInformationLineItems" xlink:to="loc_xponRetainedEarningAccumulatedDeficit" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InventoryFinishedGoods" xlink:label="loc_us-gaapInventoryFinishedGoods" />
      <link:presentationArc order="30" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapProductInformationLineItems" xlink:to="loc_us-gaapInventoryFinishedGoods" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InventoryRawMaterials" xlink:label="loc_us-gaapInventoryRawMaterials" />
      <link:presentationArc order="40" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapProductInformationLineItems" xlink:to="loc_us-gaapInventoryRawMaterials" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InventoryAdjustments" xlink:label="loc_us-gaapInventoryAdjustments" />
      <link:presentationArc order="50" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapProductInformationLineItems" xlink:to="loc_us-gaapInventoryAdjustments" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_InventoryRemainsAmout" xlink:label="loc_xponInventoryRemainsAmout" />
      <link:presentationArc order="60" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapProductInformationLineItems" xlink:to="loc_xponInventoryRemainsAmout" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PrepaidExpenseCurrent" xlink:label="loc_us-gaapPrepaidExpenseCurrent" />
      <link:presentationArc order="70" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapProductInformationLineItems" xlink:to="loc_us-gaapPrepaidExpenseCurrent" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CashFDICInsuredAmount" xlink:label="loc_us-gaapCashFDICInsuredAmount" />
      <link:presentationArc order="80" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapProductInformationLineItems" xlink:to="loc_us-gaapCashFDICInsuredAmount" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InvestmentOwnedBalancePrincipalAmount" xlink:label="loc_us-gaapInvestmentOwnedBalancePrincipalAmount" />
      <link:presentationArc order="90" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapProductInformationLineItems" xlink:to="loc_us-gaapInvestmentOwnedBalancePrincipalAmount" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AllowanceForDoubtfulAccountsReceivable" xlink:label="loc_us-gaapAllowanceForDoubtfulAccountsReceivable" />
      <link:presentationArc order="100" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapProductInformationLineItems" xlink:to="loc_us-gaapAllowanceForDoubtfulAccountsReceivable" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_Revenues" xlink:label="loc_us-gaapRevenues" />
      <link:presentationArc order="110" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapProductInformationLineItems" xlink:to="loc_us-gaapRevenues" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ConcentrationRiskPercentage1" xlink:label="loc_us-gaapConcentrationRiskPercentage1" />
      <link:presentationArc order="120" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapProductInformationLineItems" xlink:to="loc_us-gaapConcentrationRiskPercentage1" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CustomerAdvancesAndDeposits" xlink:label="loc_us-gaapCustomerAdvancesAndDeposits" />
      <link:presentationArc order="130" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapProductInformationLineItems" xlink:to="loc_us-gaapCustomerAdvancesAndDeposits" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherSellingGeneralAndAdministrativeExpense" xlink:label="loc_us-gaapOtherSellingGeneralAndAdministrativeExpense" />
      <link:presentationArc order="140" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapProductInformationLineItems" xlink:to="loc_us-gaapOtherSellingGeneralAndAdministrativeExpense" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_ShippingAndHandlingCostsForShippingProduct" xlink:label="loc_xponShippingAndHandlingCostsForShippingProduct" />
      <link:presentationArc order="150" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapProductInformationLineItems" xlink:to="loc_xponShippingAndHandlingCostsForShippingProduct" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_MarketingAndAdvertisingExpense" xlink:label="loc_us-gaapMarketingAndAdvertisingExpense" />
      <link:presentationArc order="160" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapProductInformationLineItems" xlink:to="loc_us-gaapMarketingAndAdvertisingExpense" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ResearchAndDevelopmentExpense" xlink:label="loc_us-gaapResearchAndDevelopmentExpense" />
      <link:presentationArc order="170" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapProductInformationLineItems" xlink:to="loc_us-gaapResearchAndDevelopmentExpense" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" xlink:label="loc_us-gaapAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" />
      <link:presentationArc order="180" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapProductInformationLineItems" xlink:to="loc_us-gaapAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xpon/role/PropertyAndEquipmentNetDetails" xlink:title="999040 - Disclosure - Property and Equipment, Net (Details)">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentAbstract" xlink:label="loc_us-gaapPropertyPlantAndEquipmentAbstract" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfPropertyPlantAndEquipmentTable" xlink:label="loc_us-gaapScheduleOfPropertyPlantAndEquipmentTable" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapPropertyPlantAndEquipmentAbstract" xlink:to="loc_us-gaapScheduleOfPropertyPlantAndEquipmentTable" order="100" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentLineItems" xlink:label="loc_us-gaapPropertyPlantAndEquipmentLineItems" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapScheduleOfPropertyPlantAndEquipmentTable" xlink:to="loc_us-gaapPropertyPlantAndEquipmentLineItems" order="200" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentByTypeAxis" xlink:label="loc_us-gaapPropertyPlantAndEquipmentByTypeAxis" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapScheduleOfPropertyPlantAndEquipmentTable" xlink:to="loc_us-gaapPropertyPlantAndEquipmentByTypeAxis" order="10" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentTypeDomain" xlink:label="loc_us-gaapPropertyPlantAndEquipmentTypeDomain" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapPropertyPlantAndEquipmentByTypeAxis" xlink:to="loc_us-gaapPropertyPlantAndEquipmentTypeDomain" order="0" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_VehiclesAndTransportationEquipmentMember" xlink:label="loc_xponVehiclesAndTransportationEquipmentMember" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapPropertyPlantAndEquipmentTypeDomain" xlink:to="loc_xponVehiclesAndTransportationEquipmentMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_ManufacturingEquipmentMember" xlink:label="loc_xponManufacturingEquipmentMember" />
      <link:presentationArc order="30" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapPropertyPlantAndEquipmentTypeDomain" xlink:to="loc_xponManufacturingEquipmentMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_OfficeFurnitureEquipmentMember" xlink:label="loc_xponOfficeFurnitureEquipmentMember" />
      <link:presentationArc order="50" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapPropertyPlantAndEquipmentTypeDomain" xlink:to="loc_xponOfficeFurnitureEquipmentMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_WarehouseEquipmentMember" xlink:label="loc_xponWarehouseEquipmentMember" />
      <link:presentationArc order="70" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapPropertyPlantAndEquipmentTypeDomain" xlink:to="loc_xponWarehouseEquipmentMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LeaseholdImprovementsMember" xlink:label="loc_us-gaapLeaseholdImprovementsMember" />
      <link:presentationArc order="90" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapPropertyPlantAndEquipmentTypeDomain" xlink:to="loc_us-gaapLeaseholdImprovementsMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_QAEquipmentMember" xlink:label="loc_xponQAEquipmentMember" />
      <link:presentationArc order="110" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapPropertyPlantAndEquipmentTypeDomain" xlink:to="loc_xponQAEquipmentMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentGross" xlink:label="loc_us-gaapPropertyPlantAndEquipmentGross" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapPropertyPlantAndEquipmentLineItems" xlink:to="loc_us-gaapPropertyPlantAndEquipmentGross" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:label="loc_us-gaapAccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapPropertyPlantAndEquipmentLineItems" xlink:to="loc_us-gaapAccumulatedDepreciationDepletionAndAmortizationPropertyPlantAndEquipment" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentNet" xlink:label="loc_us-gaapPropertyPlantAndEquipmentNet" />
      <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapPropertyPlantAndEquipmentLineItems" xlink:to="loc_us-gaapPropertyPlantAndEquipmentNet" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xpon/role/PropertyAndEquipmentNetDetailsNarrative" xlink:title="999041 - Disclosure - Property and Equipment, Net (Details Narrative)">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PropertyPlantAndEquipmentAbstract" xlink:label="loc_us-gaapPropertyPlantAndEquipmentAbstract" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DepreciationAndAmortization" xlink:label="loc_us-gaapDepreciationAndAmortization" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapPropertyPlantAndEquipmentAbstract" xlink:to="loc_us-gaapDepreciationAndAmortization" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProceedsFromSaleOfProductiveAssets" xlink:label="loc_us-gaapProceedsFromSaleOfProductiveAssets" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapPropertyPlantAndEquipmentAbstract" xlink:to="loc_us-gaapProceedsFromSaleOfProductiveAssets" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_GainLossOnSalesOfAssetsAndAssetImpairmentCharges" xlink:label="loc_us-gaapGainLossOnSalesOfAssetsAndAssetImpairmentCharges" />
      <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapPropertyPlantAndEquipmentAbstract" xlink:to="loc_us-gaapGainLossOnSalesOfAssetsAndAssetImpairmentCharges" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xpon/role/AccruedExpensesAndOtherCurrentLiabilitiesDetails" xlink:title="999042 - Disclosure - Accrued Expenses and Other Current Liabilities (Details)">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PayablesAndAccrualsAbstract" xlink:label="loc_us-gaapPayablesAndAccrualsAbstract" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EmployeeRelatedLiabilitiesCurrent" xlink:label="loc_us-gaapEmployeeRelatedLiabilitiesCurrent" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapPayablesAndAccrualsAbstract" xlink:to="loc_us-gaapEmployeeRelatedLiabilitiesCurrent" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccruedSalesCommissionCurrent" xlink:label="loc_us-gaapAccruedSalesCommissionCurrent" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapPayablesAndAccrualsAbstract" xlink:to="loc_us-gaapAccruedSalesCommissionCurrent" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_DeferredIncomeAndDepositSublease" xlink:label="loc_xponDeferredIncomeAndDepositSublease" />
      <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapPayablesAndAccrualsAbstract" xlink:to="loc_xponDeferredIncomeAndDepositSublease" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_FranchiseTax" xlink:label="loc_xponFranchiseTax" />
      <link:presentationArc order="30" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapPayablesAndAccrualsAbstract" xlink:to="loc_xponFranchiseTax" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InterestPayableCurrent" xlink:label="loc_us-gaapInterestPayableCurrent" />
      <link:presentationArc order="40" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapPayablesAndAccrualsAbstract" xlink:to="loc_us-gaapInterestPayableCurrent" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherAccruedLiabilitiesCurrentAndNoncurrent" xlink:label="loc_us-gaapOtherAccruedLiabilitiesCurrentAndNoncurrent" />
      <link:presentationArc order="50" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapPayablesAndAccrualsAbstract" xlink:to="loc_us-gaapOtherAccruedLiabilitiesCurrentAndNoncurrent" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccruedLiabilitiesAndOtherLiabilities" xlink:label="loc_us-gaapAccruedLiabilitiesAndOtherLiabilities" />
      <link:presentationArc order="60" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapPayablesAndAccrualsAbstract" xlink:to="loc_us-gaapAccruedLiabilitiesAndOtherLiabilities" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xpon/role/Long-termDebtDetails" xlink:title="999043 - Disclosure - Long-Term Debt (Details)">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtDisclosureAbstract" xlink:label="loc_us-gaapDebtDisclosureAbstract" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentTable" xlink:label="loc_us-gaapDebtInstrumentTable" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapDebtDisclosureAbstract" xlink:to="loc_us-gaapDebtInstrumentTable" order="100" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="loc_us-gaapDebtInstrumentLineItems" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapDebtInstrumentTable" xlink:to="loc_us-gaapDebtInstrumentLineItems" order="200" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongtermDebtTypeAxis" xlink:label="loc_us-gaapLongtermDebtTypeAxis" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapDebtInstrumentTable" xlink:to="loc_us-gaapLongtermDebtTypeAxis" order="10" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongtermDebtTypeDomain" xlink:label="loc_us-gaapLongtermDebtTypeDomain" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapLongtermDebtTypeAxis" xlink:to="loc_us-gaapLongtermDebtTypeDomain" order="0" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NotesPayableToBanksMember" xlink:label="loc_us-gaapNotesPayableToBanksMember" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapLongtermDebtTypeDomain" xlink:to="loc_us-gaapNotesPayableToBanksMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_NotePayableCreditUnionMember" xlink:label="loc_xponNotePayableCreditUnionMember" />
      <link:presentationArc order="40" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapLongtermDebtTypeDomain" xlink:to="loc_xponNotePayableCreditUnionMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_NotePayableSBAMember" xlink:label="loc_xponNotePayableSBAMember" />
      <link:presentationArc order="70" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapLongtermDebtTypeDomain" xlink:to="loc_xponNotePayableSBAMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_GMFinancialMember" xlink:label="loc_xponGMFinancialMember" />
      <link:presentationArc order="100" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapLongtermDebtTypeDomain" xlink:to="loc_xponGMFinancialMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentPeriodicPayment" xlink:label="loc_us-gaapDebtInstrumentPeriodicPayment" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapDebtInstrumentLineItems" xlink:to="loc_us-gaapDebtInstrumentPeriodicPayment" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage" xlink:label="loc_us-gaapDebtInstrumentInterestRateStatedPercentage" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapDebtInstrumentLineItems" xlink:to="loc_us-gaapDebtInstrumentInterestRateStatedPercentage" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentMaturityDateDescription" xlink:label="loc_us-gaapDebtInstrumentMaturityDateDescription" />
      <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapDebtInstrumentLineItems" xlink:to="loc_us-gaapDebtInstrumentMaturityDateDescription" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebt" xlink:label="loc_us-gaapLongTermDebt" />
      <link:presentationArc order="30" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapDebtInstrumentLineItems" xlink:to="loc_us-gaapLongTermDebt" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentDescription" xlink:label="loc_us-gaapDebtInstrumentDescription" />
      <link:presentationArc order="40" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapDebtInstrumentLineItems" xlink:to="loc_us-gaapDebtInstrumentDescription" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentInterestRateTerms" xlink:label="loc_us-gaapDebtInstrumentInterestRateTerms" />
      <link:presentationArc order="50" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapDebtInstrumentLineItems" xlink:to="loc_us-gaapDebtInstrumentInterestRateTerms" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtCurrent" xlink:label="loc_us-gaapDebtCurrent" />
      <link:presentationArc order="60" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapDebtInstrumentLineItems" xlink:to="loc_us-gaapDebtCurrent" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtNoncurrent" xlink:label="loc_us-gaapLongTermDebtNoncurrent" />
      <link:presentationArc order="70" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapDebtInstrumentLineItems" xlink:to="loc_us-gaapLongTermDebtNoncurrent" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xpon/role/Long-termDebtDetails1" xlink:title="999044 - Disclosure - Long-Term Debt (Details 1)">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtDisclosureAbstract" xlink:label="loc_us-gaapDebtDisclosureAbstract" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths" xlink:label="loc_us-gaapLongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapDebtDisclosureAbstract" xlink:to="loc_us-gaapLongTermDebtMaturitiesRepaymentsOfPrincipalInNextTwelveMonths" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo" xlink:label="loc_us-gaapLongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapDebtDisclosureAbstract" xlink:to="loc_us-gaapLongTermDebtMaturitiesRepaymentsOfPrincipalInYearTwo" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree" xlink:label="loc_us-gaapLongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree" />
      <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapDebtDisclosureAbstract" xlink:to="loc_us-gaapLongTermDebtMaturitiesRepaymentsOfPrincipalInYearThree" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour" xlink:label="loc_us-gaapLongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour" />
      <link:presentationArc order="30" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapDebtDisclosureAbstract" xlink:to="loc_us-gaapLongTermDebtMaturitiesRepaymentsOfPrincipalInYearFour" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive" xlink:label="loc_us-gaapLongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive" />
      <link:presentationArc order="40" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapDebtDisclosureAbstract" xlink:to="loc_us-gaapLongTermDebtMaturitiesRepaymentsOfPrincipalInYearFive" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive" xlink:label="loc_us-gaapLongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive" />
      <link:presentationArc order="50" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapDebtDisclosureAbstract" xlink:to="loc_us-gaapLongTermDebtMaturitiesRepaymentsOfPrincipalAfterYearFive" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongTermDebt" xlink:label="loc_us-gaapLongTermDebt" />
      <link:presentationArc order="60" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapDebtDisclosureAbstract" xlink:to="loc_us-gaapLongTermDebt" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xpon/role/StockholderPromissoryNotesDetailsNarrative" xlink:title="999045 - Disclosure - Stockholder Promissory Notes (Details Narrative)">
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_DisclosureStockholderPromissoryNotesAbstract" xlink:label="loc_xponDisclosureStockholderPromissoryNotesAbstract" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentTable" xlink:label="loc_us-gaapDebtInstrumentTable" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_xponDisclosureStockholderPromissoryNotesAbstract" xlink:to="loc_us-gaapDebtInstrumentTable" order="100" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentLineItems" xlink:label="loc_us-gaapDebtInstrumentLineItems" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapDebtInstrumentTable" xlink:to="loc_us-gaapDebtInstrumentLineItems" order="200" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongtermDebtTypeAxis" xlink:label="loc_us-gaapLongtermDebtTypeAxis" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapDebtInstrumentTable" xlink:to="loc_us-gaapLongtermDebtTypeAxis" order="10" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LongtermDebtTypeDomain" xlink:label="loc_us-gaapLongtermDebtTypeDomain" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapLongtermDebtTypeAxis" xlink:to="loc_us-gaapLongtermDebtTypeDomain" order="0" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_UnsecuredPromissoryNotesMember" xlink:label="loc_xponUnsecuredPromissoryNotesMember" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapLongtermDebtTypeDomain" xlink:to="loc_xponUnsecuredPromissoryNotesMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_NotesPayable" xlink:label="loc_us-gaapNotesPayable" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapDebtInstrumentLineItems" xlink:to="loc_us-gaapNotesPayable" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_InterestExpenseDebt" xlink:label="loc_us-gaapInterestExpenseDebt" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapDebtInstrumentLineItems" xlink:to="loc_us-gaapInterestExpenseDebt" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentIncreaseAccruedInterest" xlink:label="loc_us-gaapDebtInstrumentIncreaseAccruedInterest" />
      <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapDebtInstrumentLineItems" xlink:to="loc_us-gaapDebtInstrumentIncreaseAccruedInterest" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xpon/role/EquityAndDebtFinancingsDetailsNarrative" xlink:title="999046 - Disclosure - Equity and Debt Financings (Details Narrative)">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtDisclosureAbstract" xlink:label="loc_us-gaapDebtDisclosureAbstract" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LineOfCreditFacilityTable" xlink:label="loc_us-gaapLineOfCreditFacilityTable" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapDebtDisclosureAbstract" xlink:to="loc_us-gaapLineOfCreditFacilityTable" order="100" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LineOfCreditFacilityLineItems" xlink:label="loc_us-gaapLineOfCreditFacilityLineItems" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapLineOfCreditFacilityTable" xlink:to="loc_us-gaapLineOfCreditFacilityLineItems" order="200" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementEquityComponentsAxis" xlink:label="loc_us-gaapStatementEquityComponentsAxis" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapLineOfCreditFacilityTable" xlink:to="loc_us-gaapStatementEquityComponentsAxis" order="10" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityComponentDomain" xlink:label="loc_us-gaapEquityComponentDomain" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementEquityComponentsAxis" xlink:to="loc_us-gaapEquityComponentDomain" order="0" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_October2025PreFundedWarrantMember" xlink:label="loc_xponOctober2025PreFundedWarrantMember" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapEquityComponentDomain" xlink:to="loc_xponOctober2025PreFundedWarrantMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_CommonUnitsMember" xlink:label="loc_xponCommonUnitsMember" />
      <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapEquityComponentDomain" xlink:to="loc_xponCommonUnitsMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_PreFundedUnitsMember" xlink:label="loc_xponPreFundedUnitsMember" />
      <link:presentationArc order="30" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapEquityComponentDomain" xlink:to="loc_xponPreFundedUnitsMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_January2025PublicOfferingMember" xlink:label="loc_xponJanuary2025PublicOfferingMember" />
      <link:presentationArc order="40" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapEquityComponentDomain" xlink:to="loc_xponJanuary2025PublicOfferingMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_WarrantsOptionsMember" xlink:label="loc_xponWarrantsOptionsMember" />
      <link:presentationArc order="50" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapEquityComponentDomain" xlink:to="loc_xponWarrantsOptionsMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_SeriesAWarrantsMember" xlink:label="loc_xponSeriesAWarrantsMember" />
      <link:presentationArc order="120" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapEquityComponentDomain" xlink:to="loc_xponSeriesAWarrantsMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_SeriesBwarrantsMember" xlink:label="loc_xponSeriesBwarrantsMember" />
      <link:presentationArc order="130" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapEquityComponentDomain" xlink:to="loc_xponSeriesBwarrantsMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_PreReverseStockSplitMember" xlink:label="loc_xponPreReverseStockSplitMember" />
      <link:presentationArc order="140" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapEquityComponentDomain" xlink:to="loc_xponPreReverseStockSplitMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AwardTypeAxis" xlink:label="loc_us-gaapAwardTypeAxis" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapLineOfCreditFacilityTable" xlink:to="loc_us-gaapAwardTypeAxis" order="20" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:label="loc_us-gaapShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAwardTypeAxis" xlink:to="loc_us-gaapShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" order="0" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_WarrantInducementMember" xlink:label="loc_xponWarrantInducementMember" />
      <link:presentationArc order="60" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:to="loc_xponWarrantInducementMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditFacilityAxis" xlink:label="loc_us-gaapCreditFacilityAxis" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapLineOfCreditFacilityTable" xlink:to="loc_us-gaapCreditFacilityAxis" order="30" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CreditFacilityDomain" xlink:label="loc_us-gaapCreditFacilityDomain" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapCreditFacilityAxis" xlink:to="loc_us-gaapCreditFacilityDomain" order="0" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_EquityLineOfCreditMember" xlink:label="loc_xponEquityLineOfCreditMember" />
      <link:presentationArc order="160" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapCreditFacilityDomain" xlink:to="loc_xponEquityLineOfCreditMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TypeOfArrangementAxis" xlink:label="loc_us-gaapTypeOfArrangementAxis" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapLineOfCreditFacilityTable" xlink:to="loc_us-gaapTypeOfArrangementAxis" order="40" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ArrangementsAndNonarrangementTransactionsMember" xlink:label="loc_us-gaapArrangementsAndNonarrangementTransactionsMember" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapTypeOfArrangementAxis" xlink:to="loc_us-gaapArrangementsAndNonarrangementTransactionsMember" order="0" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_August2024PublicOfferingMember" xlink:label="loc_xponAugust2024PublicOfferingMember" />
      <link:presentationArc order="160" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapArrangementsAndNonarrangementTransactionsMember" xlink:to="loc_xponAugust2024PublicOfferingMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonUnitIssued" xlink:label="loc_us-gaapCommonUnitIssued" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapLineOfCreditFacilityLineItems" xlink:to="loc_us-gaapCommonUnitIssued" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_WarrantsToPurchase" xlink:label="loc_xponWarrantsToPurchase" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapLineOfCreditFacilityLineItems" xlink:to="loc_xponWarrantsToPurchase" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:label="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" />
      <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapLineOfCreditFacilityLineItems" xlink:to="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate" xlink:label="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate" />
      <link:presentationArc order="30" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapLineOfCreditFacilityLineItems" xlink:to="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedDividendRate" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate" xlink:label="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate" />
      <link:presentationArc order="40" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapLineOfCreditFacilityLineItems" xlink:to="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate" xlink:label="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate" />
      <link:presentationArc order="50" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapLineOfCreditFacilityLineItems" xlink:to="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SharesIssuedPricePerShare" xlink:label="loc_us-gaapSharesIssuedPricePerShare" />
      <link:presentationArc order="60" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapLineOfCreditFacilityLineItems" xlink:to="loc_us-gaapSharesIssuedPricePerShare" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_WarrantsRemainOutstanding" xlink:label="loc_xponWarrantsRemainOutstanding" />
      <link:presentationArc order="70" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapLineOfCreditFacilityLineItems" xlink:to="loc_xponWarrantsRemainOutstanding" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherLiabilitiesCurrent" xlink:label="loc_us-gaapOtherLiabilitiesCurrent" />
      <link:presentationArc order="80" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapLineOfCreditFacilityLineItems" xlink:to="loc_us-gaapOtherLiabilitiesCurrent" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsExercised" xlink:label="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsExercised" />
      <link:presentationArc order="90" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapLineOfCreditFacilityLineItems" xlink:to="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardNonOptionEquityInstrumentsExercised" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OptionIndexedToIssuersEquityStrikePrice1" xlink:label="loc_us-gaapOptionIndexedToIssuersEquityStrikePrice1" />
      <link:presentationArc order="100" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapLineOfCreditFacilityLineItems" xlink:to="loc_us-gaapOptionIndexedToIssuersEquityStrikePrice1" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_ConvertibleNoteFinancingDescription" xlink:label="loc_xponConvertibleNoteFinancingDescription" />
      <link:presentationArc order="110" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapLineOfCreditFacilityLineItems" xlink:to="loc_xponConvertibleNoteFinancingDescription" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_EquityLineOfCreditDescription" xlink:label="loc_xponEquityLineOfCreditDescription" />
      <link:presentationArc order="120" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapLineOfCreditFacilityLineItems" xlink:to="loc_xponEquityLineOfCreditDescription" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SaleOfStockNumberOfSharesIssuedInTransaction" xlink:label="loc_us-gaapSaleOfStockNumberOfSharesIssuedInTransaction" />
      <link:presentationArc order="130" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapLineOfCreditFacilityLineItems" xlink:to="loc_us-gaapSaleOfStockNumberOfSharesIssuedInTransaction" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentFairValue" xlink:label="loc_us-gaapDebtInstrumentFairValue" />
      <link:presentationArc order="140" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapLineOfCreditFacilityLineItems" xlink:to="loc_us-gaapDebtInstrumentFairValue" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtInstrumentRepurchasedFaceAmount" xlink:label="loc_us-gaapDebtInstrumentRepurchasedFaceAmount" />
      <link:presentationArc order="150" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapLineOfCreditFacilityLineItems" xlink:to="loc_us-gaapDebtInstrumentRepurchasedFaceAmount" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xpon/role/CommitmentsAndContingenciesDetails" xlink:title="999047 - Disclosure - Commitments and Contingencies (Details)">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommitmentsAndContingenciesDisclosureAbstract" xlink:label="loc_us-gaapCommitmentsAndContingenciesDisclosureAbstract" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseCost" xlink:label="loc_us-gaapOperatingLeaseCost" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapCommitmentsAndContingenciesDisclosureAbstract" xlink:to="loc_us-gaapOperatingLeaseCost" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShortTermLeaseCost" xlink:label="loc_us-gaapShortTermLeaseCost" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapCommitmentsAndContingenciesDisclosureAbstract" xlink:to="loc_us-gaapShortTermLeaseCost" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubleaseIncome" xlink:label="loc_us-gaapSubleaseIncome" />
      <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapCommitmentsAndContingenciesDisclosureAbstract" xlink:to="loc_us-gaapSubleaseIncome" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LeaseCost" xlink:label="loc_us-gaapLeaseCost" />
      <link:presentationArc order="30" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapCommitmentsAndContingenciesDisclosureAbstract" xlink:to="loc_us-gaapLeaseCost" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xpon/role/CommitmentsAndContingenciesDetails1" xlink:title="999048 - Disclosure - Commitments and Contingencies (Details 1)">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommitmentsAndContingenciesDisclosureAbstract" xlink:label="loc_us-gaapCommitmentsAndContingenciesDisclosureAbstract" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths" xlink:label="loc_us-gaapLesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapCommitmentsAndContingenciesDisclosureAbstract" xlink:to="loc_us-gaapLesseeOperatingLeaseLiabilityPaymentsDueNextTwelveMonths" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearTwo" xlink:label="loc_us-gaapLesseeOperatingLeaseLiabilityPaymentsDueYearTwo" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapCommitmentsAndContingenciesDisclosureAbstract" xlink:to="loc_us-gaapLesseeOperatingLeaseLiabilityPaymentsDueYearTwo" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearThree" xlink:label="loc_us-gaapLesseeOperatingLeaseLiabilityPaymentsDueYearThree" />
      <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapCommitmentsAndContingenciesDisclosureAbstract" xlink:to="loc_us-gaapLesseeOperatingLeaseLiabilityPaymentsDueYearThree" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueYearFour" xlink:label="loc_us-gaapLesseeOperatingLeaseLiabilityPaymentsDueYearFour" />
      <link:presentationArc order="30" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapCommitmentsAndContingenciesDisclosureAbstract" xlink:to="loc_us-gaapLesseeOperatingLeaseLiabilityPaymentsDueYearFour" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive" xlink:label="loc_us-gaapLesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive" />
      <link:presentationArc order="40" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapCommitmentsAndContingenciesDisclosureAbstract" xlink:to="loc_us-gaapLesseeOperatingLeaseLiabilityPaymentsDueAfterYearFive" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LesseeOperatingLeaseLiabilityPaymentsDue" xlink:label="loc_us-gaapLesseeOperatingLeaseLiabilityPaymentsDue" />
      <link:presentationArc order="50" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapCommitmentsAndContingenciesDisclosureAbstract" xlink:to="loc_us-gaapLesseeOperatingLeaseLiabilityPaymentsDue" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LesseeOperatingLeaseLiabilityUndiscountedExcessAmount" xlink:label="loc_us-gaapLesseeOperatingLeaseLiabilityUndiscountedExcessAmount" />
      <link:presentationArc order="60" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapCommitmentsAndContingenciesDisclosureAbstract" xlink:to="loc_us-gaapLesseeOperatingLeaseLiabilityUndiscountedExcessAmount" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_OperatingLeaseLiabilites" xlink:label="loc_xponOperatingLeaseLiabilites" />
      <link:presentationArc order="70" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapCommitmentsAndContingenciesDisclosureAbstract" xlink:to="loc_xponOperatingLeaseLiabilites" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseLiabilityCurrent" xlink:label="loc_us-gaapOperatingLeaseLiabilityCurrent" />
      <link:presentationArc order="80" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapCommitmentsAndContingenciesDisclosureAbstract" xlink:to="loc_us-gaapOperatingLeaseLiabilityCurrent" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseLiabilityNoncurrent" xlink:label="loc_us-gaapOperatingLeaseLiabilityNoncurrent" />
      <link:presentationArc order="90" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapCommitmentsAndContingenciesDisclosureAbstract" xlink:to="loc_us-gaapOperatingLeaseLiabilityNoncurrent" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xpon/role/CommitmentsAndContingenciesDetailsNarrative" xlink:title="999049 - Disclosure - Commitments and Contingencies (Details Narrative)">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommitmentsAndContingenciesDisclosureAbstract" xlink:label="loc_us-gaapCommitmentsAndContingenciesDisclosureAbstract" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LossContingenciesTable" xlink:label="loc_us-gaapLossContingenciesTable" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapCommitmentsAndContingenciesDisclosureAbstract" xlink:to="loc_us-gaapLossContingenciesTable" order="100" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LossContingenciesLineItems" xlink:label="loc_us-gaapLossContingenciesLineItems" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapLossContingenciesTable" xlink:to="loc_us-gaapLossContingenciesLineItems" order="200" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TypeOfArrangementAxis" xlink:label="loc_us-gaapTypeOfArrangementAxis" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapLossContingenciesTable" xlink:to="loc_us-gaapTypeOfArrangementAxis" order="10" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ArrangementsAndNonarrangementTransactionsMember" xlink:label="loc_us-gaapArrangementsAndNonarrangementTransactionsMember" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapTypeOfArrangementAxis" xlink:to="loc_us-gaapArrangementsAndNonarrangementTransactionsMember" order="0" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_LongTermNonCancellableOperatingLeaseAgreementsMember" xlink:label="loc_xponLongTermNonCancellableOperatingLeaseAgreementsMember" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapArrangementsAndNonarrangementTransactionsMember" xlink:to="loc_xponLongTermNonCancellableOperatingLeaseAgreementsMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_LitigationCaseAxis" xlink:label="loc_srtLitigationCaseAxis" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapLossContingenciesTable" xlink:to="loc_srtLitigationCaseAxis" order="20" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_LitigationCaseTypeDomain" xlink:label="loc_srtLitigationCaseTypeDomain" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srtLitigationCaseAxis" xlink:to="loc_srtLitigationCaseTypeDomain" order="0" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_TerminationAgreementMember" xlink:label="loc_xponTerminationAgreementMember" />
      <link:presentationArc order="120" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srtLitigationCaseTypeDomain" xlink:to="loc_xponTerminationAgreementMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_CounterpartyNameAxis" xlink:label="loc_srtCounterpartyNameAxis" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapLossContingenciesTable" xlink:to="loc_srtCounterpartyNameAxis" order="30" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RepurchaseAgreementCounterpartyNameDomain" xlink:label="loc_srtRepurchaseAgreementCounterpartyNameDomain" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srtCounterpartyNameAxis" xlink:to="loc_srtRepurchaseAgreementCounterpartyNameDomain" order="0" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_AlexanderMember" xlink:label="loc_xponAlexanderMember" />
      <link:presentationArc order="120" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srtRepurchaseAgreementCounterpartyNameDomain" xlink:to="loc_xponAlexanderMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_OperatingLeaseLiabilites" xlink:label="loc_xponOperatingLeaseLiabilites" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapLossContingenciesLineItems" xlink:to="loc_xponOperatingLeaseLiabilites" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_OperatingLeaseLiabilityInterestRate" xlink:label="loc_xponOperatingLeaseLiabilityInterestRate" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapLossContingenciesLineItems" xlink:to="loc_xponOperatingLeaseLiabilityInterestRate" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseWeightedAverageRemainingLeaseTerm1" xlink:label="loc_us-gaapOperatingLeaseWeightedAverageRemainingLeaseTerm1" />
      <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapLossContingenciesLineItems" xlink:to="loc_us-gaapOperatingLeaseWeightedAverageRemainingLeaseTerm1" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLeaseWeightedAverageDiscountRatePercent" xlink:label="loc_us-gaapOperatingLeaseWeightedAverageDiscountRatePercent" />
      <link:presentationArc order="30" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapLossContingenciesLineItems" xlink:to="loc_us-gaapOperatingLeaseWeightedAverageDiscountRatePercent" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubleaseIncome" xlink:label="loc_us-gaapSubleaseIncome" />
      <link:presentationArc order="40" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapLossContingenciesLineItems" xlink:to="loc_us-gaapSubleaseIncome" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_SubleaseDeposit" xlink:label="loc_xponSubleaseDeposit" />
      <link:presentationArc order="50" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapLossContingenciesLineItems" xlink:to="loc_xponSubleaseDeposit" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_LossContingencySettlementAgreementTerms" xlink:label="loc_us-gaapLossContingencySettlementAgreementTerms" />
      <link:presentationArc order="60" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapLossContingenciesLineItems" xlink:to="loc_us-gaapLossContingencySettlementAgreementTerms" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PaymentsForLegalSettlements" xlink:label="loc_us-gaapPaymentsForLegalSettlements" />
      <link:presentationArc order="70" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapLossContingenciesLineItems" xlink:to="loc_us-gaapPaymentsForLegalSettlements" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xpon/role/StockholdersEquityDetails" xlink:title="999050 - Disclosure - Stockholders&apos; Equity (Details)">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityAbstract" xlink:label="loc_us-gaapEquityAbstract" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTable" xlink:label="loc_us-gaapScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTable" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapEquityAbstract" xlink:to="loc_us-gaapScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTable" order="100" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems" xlink:label="loc_us-gaapShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTable" xlink:to="loc_us-gaapShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems" order="200" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis" xlink:label="loc_us-gaapShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapScheduleOfShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeTable" xlink:to="loc_us-gaapShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis" order="10" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeDomain" xlink:label="loc_us-gaapShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeDomain" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapShareBasedCompensationSharesAuthorizedUnderStockOptionPlansByExercisePriceRangeAxis" xlink:to="loc_us-gaapShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeDomain" order="0" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_ExercisePrice1Member" xlink:label="loc_xponExercisePrice1Member" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeDomain" xlink:to="loc_xponExercisePrice1Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_ExercisePrice2Member" xlink:label="loc_xponExercisePrice2Member" />
      <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeDomain" xlink:to="loc_xponExercisePrice2Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_ExercisePrice3Member" xlink:label="loc_xponExercisePrice3Member" />
      <link:presentationArc order="40" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeDomain" xlink:to="loc_xponExercisePrice3Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_ExercisePrice4Member" xlink:label="loc_xponExercisePrice4Member" />
      <link:presentationArc order="60" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeDomain" xlink:to="loc_xponExercisePrice4Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_ExercisePrice5Member" xlink:label="loc_xponExercisePrice5Member" />
      <link:presentationArc order="80" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeDomain" xlink:to="loc_xponExercisePrice5Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_ExercisePrice6Member" xlink:label="loc_xponExercisePrice6Member" />
      <link:presentationArc order="100" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeDomain" xlink:to="loc_xponExercisePrice6Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_NumberOfWarrantsnonplanOption" xlink:label="loc_xponNumberOfWarrantsnonplanOption" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems" xlink:to="loc_xponNumberOfWarrantsnonplanOption" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_IssuableShares" xlink:label="loc_xponIssuableShares" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems" xlink:to="loc_xponIssuableShares" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1" xlink:label="loc_us-gaapClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1" />
      <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems" xlink:to="loc_us-gaapClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms" xlink:label="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms" />
      <link:presentationArc order="30" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapShareBasedCompensationSharesAuthorizedUnderStockOptionPlansExercisePriceRangeLineItems" xlink:to="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsOutstandingWeightedAverageRemainingContractualTerms" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xpon/role/StockholdersEquityDetails1" xlink:title="999051 - Disclosure - Stockholders&apos; Equity (Details 1)">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityAbstract" xlink:label="loc_us-gaapEquityAbstract" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:label="loc_us-gaapScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapEquityAbstract" xlink:to="loc_us-gaapScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" order="100" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:label="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:to="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" order="200" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AwardTypeAxis" xlink:label="loc_us-gaapAwardTypeAxis" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:to="loc_us-gaapAwardTypeAxis" order="10" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:label="loc_us-gaapShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAwardTypeAxis" xlink:to="loc_us-gaapShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" order="0" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_WarrantSeriesAMember" xlink:label="loc_xponWarrantSeriesAMember" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:to="loc_xponWarrantSeriesAMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_WarrantJanuary2025Member" xlink:label="loc_xponWarrantJanuary2025Member" />
      <link:presentationArc order="30" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:to="loc_xponWarrantJanuary2025Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SharesIssuedPricePerShare" xlink:label="loc_us-gaapSharesIssuedPricePerShare" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:to="loc_us-gaapSharesIssuedPricePerShare" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" xlink:label="loc_us-gaapSharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:to="loc_us-gaapSharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate" xlink:label="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate" />
      <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:to="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate" xlink:label="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate" />
      <link:presentationArc order="30" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:to="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRangeOfDividendsUsed" xlink:label="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRangeOfDividendsUsed" />
      <link:presentationArc order="40" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:to="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRangeOfDividendsUsed" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xpon/role/StockholdersEquityDetails2" xlink:title="999052 - Disclosure - Stockholders&apos; Equity (Details 2)">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityAbstract" xlink:label="loc_us-gaapEquityAbstract" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate" xlink:label="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapEquityAbstract" xlink:to="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsExpectedVolatilityRate" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" xlink:label="loc_us-gaapSharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapEquityAbstract" xlink:to="loc_us-gaapSharebasedCompensationArrangementBySharebasedPaymentAwardFairValueAssumptionsExpectedTerm1" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate" xlink:label="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate" />
      <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapEquityAbstract" xlink:to="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardFairValueAssumptionsRiskFreeInterestRate" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xpon/role/StockholdersEquityDetails3" xlink:title="999053 - Disclosure - Stockholders&apos; Equity (Details 3)">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityAbstract" xlink:label="loc_us-gaapEquityAbstract" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:label="loc_us-gaapScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapEquityAbstract" xlink:to="loc_us-gaapScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" order="100" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:label="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:to="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" order="200" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PlanNameAxis" xlink:label="loc_us-gaapPlanNameAxis" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:to="loc_us-gaapPlanNameAxis" order="10" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PlanNameDomain" xlink:label="loc_us-gaapPlanNameDomain" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapPlanNameAxis" xlink:to="loc_us-gaapPlanNameDomain" order="0" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_IncentiveAwardPlan2021Member" xlink:label="loc_xponIncentiveAwardPlan2021Member" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapPlanNameDomain" xlink:to="loc_xponIncentiveAwardPlan2021Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:label="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:to="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:label="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:to="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue" xlink:label="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue" />
      <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:to="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod" xlink:label="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod" />
      <link:presentationArc order="30" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:to="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriod" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice" xlink:label="loc_us-gaapShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice" />
      <link:presentationArc order="40" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:to="loc_us-gaapShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsGrantsInPeriodWeightedAverageExercisePrice" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingGrantedAggregateIntrinsicValueGranted" xlink:label="loc_xponShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingGrantedAggregateIntrinsicValueGranted" />
      <link:presentationArc order="50" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:to="loc_xponShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingGrantedAggregateIntrinsicValueGranted" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockIssuedDuringPeriodSharesStockOptionsExercised" xlink:label="loc_us-gaapStockIssuedDuringPeriodSharesStockOptionsExercised" />
      <link:presentationArc order="60" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:to="loc_us-gaapStockIssuedDuringPeriodSharesStockOptionsExercised" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod" xlink:label="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod" />
      <link:presentationArc order="70" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:to="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsForfeituresInPeriod" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice" xlink:label="loc_us-gaapShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice" />
      <link:presentationArc order="80" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:to="loc_us-gaapShareBasedCompensationArrangementsByShareBasedPaymentAwardOptionsForfeituresInPeriodWeightedAverageExercisePrice" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber" xlink:label="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_2" />
      <link:presentationArc order="90" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:to="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingNumber_2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice" xlink:label="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_2" />
      <link:presentationArc order="100" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:to="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsOutstandingWeightedAverageExercisePrice_2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2" xlink:label="loc_us-gaapSharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2" />
      <link:presentationArc order="110" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:to="loc_us-gaapSharebasedCompensationArrangementBySharebasedPaymentAwardOptionsOutstandingWeightedAverageRemainingContractualTerm2" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue" xlink:label="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue_2" />
      <link:presentationArc order="120" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:to="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue_2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" xlink:label="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" />
      <link:presentationArc order="130" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:to="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableNumber" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" xlink:label="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" />
      <link:presentationArc order="140" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:to="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsExercisableWeightedAverageExercisePrice" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1" xlink:label="loc_us-gaapSharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1" />
      <link:presentationArc order="150" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:to="loc_us-gaapSharebasedCompensationArrangementBySharebasedPaymentAwardOptionsExercisableWeightedAverageRemainingContractualTerm1" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue" xlink:label="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue_3" />
      <link:presentationArc order="160" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:to="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsVestedAndExpectedToVestOutstandingAggregateIntrinsicValue_3" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xpon/role/StockholdersEquityDetails4" xlink:title="999054 - Disclosure - Stockholders&apos; Equity (Details 4)">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityAbstract" xlink:label="loc_us-gaapEquityAbstract" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:label="loc_us-gaapScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapEquityAbstract" xlink:to="loc_us-gaapScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" order="100" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:label="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:to="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" order="200" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AwardTypeAxis" xlink:label="loc_us-gaapAwardTypeAxis" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:to="loc_us-gaapAwardTypeAxis" order="10" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:label="loc_us-gaapShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAwardTypeAxis" xlink:to="loc_us-gaapShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" order="0" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestrictedStockUnitsRSUMember" xlink:label="loc_us-gaapRestrictedStockUnitsRSUMember" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:to="loc_us-gaapRestrictedStockUnitsRSUMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PlanNameAxis" xlink:label="loc_us-gaapPlanNameAxis" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable" xlink:to="loc_us-gaapPlanNameAxis" order="20" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PlanNameDomain" xlink:label="loc_us-gaapPlanNameDomain" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapPlanNameAxis" xlink:to="loc_us-gaapPlanNameDomain" order="0" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_IncentiveAwardPlan2021Member" xlink:label="loc_xponIncentiveAwardPlan2021Member" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapPlanNameDomain" xlink:to="loc_xponIncentiveAwardPlan2021Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xlink:label="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:to="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:label="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:to="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" xlink:label="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" />
      <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:to="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:label="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" />
      <link:presentationArc order="30" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:to="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod" xlink:label="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod" />
      <link:presentationArc order="40" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:to="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriod" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue" xlink:label="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue" />
      <link:presentationArc order="50" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:to="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsVestedInPeriodWeightedAverageGrantDateFairValue" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod" xlink:label="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod" />
      <link:presentationArc order="60" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:to="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeitedInPeriod" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue" xlink:label="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue" />
      <link:presentationArc order="70" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:to="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsForfeituresWeightedAverageGrantDateFairValue" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber" xlink:label="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_2" />
      <link:presentationArc order="80" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:to="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedNumber_2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue" xlink:label="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_2" />
      <link:presentationArc order="90" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems" xlink:to="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsNonvestedWeightedAverageGrantDateFairValue_2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xpon/role/StockholdersEquityDetails5" xlink:title="999055 - Disclosure - Stockholders&apos; Equity (Details 5)">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityAbstract" xlink:label="loc_us-gaapEquityAbstract" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AuctionMarketPreferredSecuritiesStockSeriesTable" xlink:label="loc_us-gaapAuctionMarketPreferredSecuritiesStockSeriesTable" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapEquityAbstract" xlink:to="loc_us-gaapAuctionMarketPreferredSecuritiesStockSeriesTable" order="100" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AuctionMarketPreferredSecuritiesStockSeriesLineItems" xlink:label="loc_us-gaapAuctionMarketPreferredSecuritiesStockSeriesLineItems" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAuctionMarketPreferredSecuritiesStockSeriesTable" xlink:to="loc_us-gaapAuctionMarketPreferredSecuritiesStockSeriesLineItems" order="200" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AwardTypeAxis" xlink:label="loc_us-gaapAwardTypeAxis" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAuctionMarketPreferredSecuritiesStockSeriesTable" xlink:to="loc_us-gaapAwardTypeAxis" order="10" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:label="loc_us-gaapShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAwardTypeAxis" xlink:to="loc_us-gaapShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" order="0" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_WarrantMember" xlink:label="loc_us-gaapWarrantMember" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:to="loc_us-gaapWarrantMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis" xlink:label="loc_us-gaapAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAuctionMarketPreferredSecuritiesStockSeriesTable" xlink:to="loc_us-gaapAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis" order="20" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AntidilutiveSecuritiesNameDomain" xlink:label="loc_us-gaapAntidilutiveSecuritiesNameDomain" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareByAntidilutiveSecuritiesAxis" xlink:to="loc_us-gaapAntidilutiveSecuritiesNameDomain" order="0" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_ExerciseOfStockOptionsMember" xlink:label="loc_xponExerciseOfStockOptionsMember" />
      <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAntidilutiveSecuritiesNameDomain" xlink:to="loc_xponExerciseOfStockOptionsMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AuctionMarketPreferredSecuritiesStockSeriesAxis" xlink:label="loc_us-gaapAuctionMarketPreferredSecuritiesStockSeriesAxis" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAuctionMarketPreferredSecuritiesStockSeriesTable" xlink:to="loc_us-gaapAuctionMarketPreferredSecuritiesStockSeriesAxis" order="30" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AuctionMarketPreferredSecuritiesStockSeriesTitleDomain" xlink:label="loc_us-gaapAuctionMarketPreferredSecuritiesStockSeriesTitleDomain" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAuctionMarketPreferredSecuritiesStockSeriesAxis" xlink:to="loc_us-gaapAuctionMarketPreferredSecuritiesStockSeriesTitleDomain" order="0" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SeriesAMember" xlink:label="loc_us-gaapSeriesAMember" />
      <link:presentationArc order="30" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAuctionMarketPreferredSecuritiesStockSeriesTitleDomain" xlink:to="loc_us-gaapSeriesAMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SeriesBMember" xlink:label="loc_us-gaapSeriesBMember" />
      <link:presentationArc order="40" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAuctionMarketPreferredSecuritiesStockSeriesTitleDomain" xlink:to="loc_us-gaapSeriesBMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_ExerciseofJanuary2025WarrantsMember" xlink:label="loc_xponExerciseofJanuary2025WarrantsMember" />
      <link:presentationArc order="50" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAuctionMarketPreferredSecuritiesStockSeriesTitleDomain" xlink:to="loc_xponExerciseofJanuary2025WarrantsMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_ExerciseofPreFundedWarrantsMember" xlink:label="loc_xponExerciseofPreFundedWarrantsMember" />
      <link:presentationArc order="60" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAuctionMarketPreferredSecuritiesStockSeriesTitleDomain" xlink:to="loc_xponExerciseofPreFundedWarrantsMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_SettlementofRSUsMember" xlink:label="loc_xponSettlementofRSUsMember" />
      <link:presentationArc order="70" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAuctionMarketPreferredSecuritiesStockSeriesTitleDomain" xlink:to="loc_xponSettlementofRSUsMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockCapitalSharesReservedForFutureIssuance" xlink:label="loc_us-gaapCommonStockCapitalSharesReservedForFutureIssuance" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAuctionMarketPreferredSecuritiesStockSeriesLineItems" xlink:to="loc_us-gaapCommonStockCapitalSharesReservedForFutureIssuance" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xpon/role/StockholdersEquityDetailsNarrative" xlink:title="999056 - Disclosure - Stockholders&#8217; Equity (Details Narrative)">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityAbstract" xlink:label="loc_us-gaapEquityAbstract" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossTable" xlink:label="loc_us-gaapAccumulatedOtherComprehensiveIncomeLossTable" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapEquityAbstract" xlink:to="loc_us-gaapAccumulatedOtherComprehensiveIncomeLossTable" order="100" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems" xlink:label="loc_us-gaapAccumulatedOtherComprehensiveIncomeLossLineItems" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccumulatedOtherComprehensiveIncomeLossTable" xlink:to="loc_us-gaapAccumulatedOtherComprehensiveIncomeLossLineItems" order="200" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StatementEquityComponentsAxis" xlink:label="loc_us-gaapStatementEquityComponentsAxis" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccumulatedOtherComprehensiveIncomeLossTable" xlink:to="loc_us-gaapStatementEquityComponentsAxis" order="10" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EquityComponentDomain" xlink:label="loc_us-gaapEquityComponentDomain" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapStatementEquityComponentsAxis" xlink:to="loc_us-gaapEquityComponentDomain" order="0" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_UnregisteredSharesOfCommonStockMember" xlink:label="loc_xponUnregisteredSharesOfCommonStockMember" />
      <link:presentationArc order="30" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapEquityComponentDomain" xlink:to="loc_xponUnregisteredSharesOfCommonStockMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockMember" xlink:label="loc_us-gaapCommonStockMember" />
      <link:presentationArc order="60" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapEquityComponentDomain" xlink:to="loc_us-gaapCommonStockMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_SeriesBwarrantsMember" xlink:label="loc_xponSeriesBwarrantsMember" />
      <link:presentationArc order="120" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapEquityComponentDomain" xlink:to="loc_xponSeriesBwarrantsMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_PreFundedWarrantsMember" xlink:label="loc_xponPreFundedWarrantsMember" />
      <link:presentationArc order="170" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapEquityComponentDomain" xlink:to="loc_xponPreFundedWarrantsMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_WarrantMember" xlink:label="loc_us-gaapWarrantMember" />
      <link:presentationArc order="180" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapEquityComponentDomain" xlink:to="loc_us-gaapWarrantMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_WarrantsOptionsMember" xlink:label="loc_xponWarrantsOptionsMember" />
      <link:presentationArc order="200" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapEquityComponentDomain" xlink:to="loc_xponWarrantsOptionsMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AwardTypeAxis" xlink:label="loc_us-gaapAwardTypeAxis" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccumulatedOtherComprehensiveIncomeLossTable" xlink:to="loc_us-gaapAwardTypeAxis" order="20" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:label="loc_us-gaapShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAwardTypeAxis" xlink:to="loc_us-gaapShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" order="0" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestrictedStockMember" xlink:label="loc_us-gaapRestrictedStockMember" />
      <link:presentationArc order="50" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:to="loc_us-gaapRestrictedStockMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_IncentiveAwardPlan2021Member" xlink:label="loc_xponIncentiveAwardPlan2021Member" />
      <link:presentationArc order="60" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:to="loc_xponIncentiveAwardPlan2021Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_SeriesAWarrantMember" xlink:label="loc_xponSeriesAWarrantMember" />
      <link:presentationArc order="100" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:to="loc_xponSeriesAWarrantMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_WarrantInducementMember" xlink:label="loc_xponWarrantInducementMember" />
      <link:presentationArc order="510" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:to="loc_xponWarrantInducementMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EmployeeStockOptionMember" xlink:label="loc_us-gaapEmployeeStockOptionMember" />
      <link:presentationArc order="530" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:to="loc_us-gaapEmployeeStockOptionMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_RestrictedStockUnitsRSUMember" xlink:label="loc_us-gaapRestrictedStockUnitsRSUMember" />
      <link:presentationArc order="540" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:to="loc_us-gaapRestrictedStockUnitsRSUMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockOptionMember" xlink:label="loc_us-gaapStockOptionMember" />
      <link:presentationArc order="580" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain" xlink:to="loc_us-gaapStockOptionMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeInstrumentRiskAxis" xlink:label="loc_us-gaapDerivativeInstrumentRiskAxis" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccumulatedOtherComprehensiveIncomeLossTable" xlink:to="loc_us-gaapDerivativeInstrumentRiskAxis" order="30" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DerivativeContractTypeDomain" xlink:label="loc_us-gaapDerivativeContractTypeDomain" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapDerivativeInstrumentRiskAxis" xlink:to="loc_us-gaapDerivativeContractTypeDomain" order="0" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_StockOptionMember" xlink:label="loc_us-gaapStockOptionMember_2" />
      <link:presentationArc order="190" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapDerivativeContractTypeDomain" xlink:to="loc_us-gaapStockOptionMember_2" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_CashBasisMember" xlink:label="loc_xponCashBasisMember" />
      <link:presentationArc order="210" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapDerivativeContractTypeDomain" xlink:to="loc_xponCashBasisMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AuctionMarketPreferredSecuritiesStockSeriesAxis" xlink:label="loc_us-gaapAuctionMarketPreferredSecuritiesStockSeriesAxis" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccumulatedOtherComprehensiveIncomeLossTable" xlink:to="loc_us-gaapAuctionMarketPreferredSecuritiesStockSeriesAxis" order="40" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AuctionMarketPreferredSecuritiesStockSeriesTitleDomain" xlink:label="loc_us-gaapAuctionMarketPreferredSecuritiesStockSeriesTitleDomain" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAuctionMarketPreferredSecuritiesStockSeriesAxis" xlink:to="loc_us-gaapAuctionMarketPreferredSecuritiesStockSeriesTitleDomain" order="0" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_SeriesBwarrantsMember" xlink:label="loc_xponSeriesBwarrantsMember_2" />
      <link:presentationArc order="190" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAuctionMarketPreferredSecuritiesStockSeriesTitleDomain" xlink:to="loc_xponSeriesBwarrantsMember_2" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_SeriesAWarrantsMember" xlink:label="loc_xponSeriesAWarrantsMember" />
      <link:presentationArc order="240" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAuctionMarketPreferredSecuritiesStockSeriesTitleDomain" xlink:to="loc_xponSeriesAWarrantsMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_WarrantsMember" xlink:label="loc_xponWarrantsMember" />
      <link:presentationArc order="270" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAuctionMarketPreferredSecuritiesStockSeriesTitleDomain" xlink:to="loc_xponWarrantsMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeAxis" xlink:label="loc_srtRangeAxis" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccumulatedOtherComprehensiveIncomeLossTable" xlink:to="loc_srtRangeAxis" order="50" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_RangeMember" xlink:label="loc_srtRangeMember" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srtRangeAxis" xlink:to="loc_srtRangeMember" order="0" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_MinimumMember" xlink:label="loc_srtMinimumMember" />
      <link:presentationArc order="420" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srtRangeMember" xlink:to="loc_srtMinimumMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_MaximumMember" xlink:label="loc_srtMaximumMember" />
      <link:presentationArc order="430" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srtRangeMember" xlink:to="loc_srtMaximumMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PlanNameAxis" xlink:label="loc_us-gaapPlanNameAxis" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccumulatedOtherComprehensiveIncomeLossTable" xlink:to="loc_us-gaapPlanNameAxis" order="60" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PlanNameDomain" xlink:label="loc_us-gaapPlanNameDomain" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapPlanNameAxis" xlink:to="loc_us-gaapPlanNameDomain" order="0" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_IncentiveAwardPlan2021Member" xlink:label="loc_xponIncentiveAwardPlan2021Member_2" />
      <link:presentationArc order="520" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapPlanNameDomain" xlink:to="loc_xponIncentiveAwardPlan2021Member_2" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_EmployeeStockPurchasePlan2021Member" xlink:label="loc_xponEmployeeStockPurchasePlan2021Member" />
      <link:presentationArc order="570" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapPlanNameDomain" xlink:to="loc_xponEmployeeStockPurchasePlan2021Member" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CapitalUnitsAuthorized" xlink:label="loc_us-gaapCapitalUnitsAuthorized" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccumulatedOtherComprehensiveIncomeLossLineItems" xlink:to="loc_us-gaapCapitalUnitsAuthorized" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_TemporaryEquityParOrStatedValuePerShare" xlink:label="loc_us-gaapTemporaryEquityParOrStatedValuePerShare" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccumulatedOtherComprehensiveIncomeLossLineItems" xlink:to="loc_us-gaapTemporaryEquityParOrStatedValuePerShare" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockSharesAuthorized" xlink:label="loc_us-gaapCommonStockSharesAuthorized" />
      <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccumulatedOtherComprehensiveIncomeLossLineItems" xlink:to="loc_us-gaapCommonStockSharesAuthorized" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_PreferredStockSharesAuthorized" xlink:label="loc_us-gaapPreferredStockSharesAuthorized" />
      <link:presentationArc order="30" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccumulatedOtherComprehensiveIncomeLossLineItems" xlink:to="loc_us-gaapPreferredStockSharesAuthorized" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonStockSharesOutstanding" xlink:label="loc_us-gaapCommonStockSharesOutstanding" />
      <link:presentationArc order="40" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccumulatedOtherComprehensiveIncomeLossLineItems" xlink:to="loc_us-gaapCommonStockSharesOutstanding" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SharesIssued" xlink:label="loc_us-gaapSharesIssued" />
      <link:presentationArc order="50" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccumulatedOtherComprehensiveIncomeLossLineItems" xlink:to="loc_us-gaapSharesIssued" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ProfessionalFees" xlink:label="loc_us-gaapProfessionalFees" />
      <link:presentationArc order="60" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccumulatedOtherComprehensiveIncomeLossLineItems" xlink:to="loc_us-gaapProfessionalFees" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedNumberOfShares" xlink:label="loc_us-gaapSharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedNumberOfShares" />
      <link:presentationArc order="70" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccumulatedOtherComprehensiveIncomeLossLineItems" xlink:to="loc_us-gaapSharebasedCompensationArrangementBySharebasedPaymentAwardOptionsVestedNumberOfShares" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EmployeeBenefitsAndShareBasedCompensation" xlink:label="loc_us-gaapEmployeeBenefitsAndShareBasedCompensation" />
      <link:presentationArc order="80" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccumulatedOtherComprehensiveIncomeLossLineItems" xlink:to="loc_us-gaapEmployeeBenefitsAndShareBasedCompensation" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CommonUnitIssued" xlink:label="loc_us-gaapCommonUnitIssued" />
      <link:presentationArc order="90" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccumulatedOtherComprehensiveIncomeLossLineItems" xlink:to="loc_us-gaapCommonUnitIssued" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross" xlink:label="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross" />
      <link:presentationArc order="100" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccumulatedOtherComprehensiveIncomeLossLineItems" xlink:to="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardOptionsGrantsInPeriodGross" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfWarrantOrRightNumberOfSecuritiesCalledByEachWarrantOrRight" xlink:label="loc_us-gaapClassOfWarrantOrRightNumberOfSecuritiesCalledByEachWarrantOrRight" />
      <link:presentationArc order="110" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccumulatedOtherComprehensiveIncomeLossLineItems" xlink:to="loc_us-gaapClassOfWarrantOrRightNumberOfSecuritiesCalledByEachWarrantOrRight" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1" xlink:label="loc_us-gaapClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1" />
      <link:presentationArc order="120" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccumulatedOtherComprehensiveIncomeLossLineItems" xlink:to="loc_us-gaapClassOfWarrantOrRightExercisePriceOfWarrantsOrRights1" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_CashlessConversionOptionIssuance" xlink:label="loc_xponCashlessConversionOptionIssuance" />
      <link:presentationArc order="130" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccumulatedOtherComprehensiveIncomeLossLineItems" xlink:to="loc_xponCashlessConversionOptionIssuance" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_ResetPrice" xlink:label="loc_xponResetPrice" />
      <link:presentationArc order="140" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccumulatedOtherComprehensiveIncomeLossLineItems" xlink:to="loc_xponResetPrice" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_ReducedToPerShare" xlink:label="loc_xponReducedToPerShare" />
      <link:presentationArc order="150" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccumulatedOtherComprehensiveIncomeLossLineItems" xlink:to="loc_xponReducedToPerShare" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/srt/2025/elts/srt-2025.xsd#srt_StockRepurchaseProgramExpirationDate" xlink:label="loc_srtStockRepurchaseProgramExpirationDate" />
      <link:presentationArc order="160" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccumulatedOtherComprehensiveIncomeLossLineItems" xlink:to="loc_srtStockRepurchaseProgramExpirationDate" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DebtConversionConvertedInstrumentWarrantsOrOptionsIssued1" xlink:label="loc_us-gaapDebtConversionConvertedInstrumentWarrantsOrOptionsIssued1" />
      <link:presentationArc order="170" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccumulatedOtherComprehensiveIncomeLossLineItems" xlink:to="loc_us-gaapDebtConversionConvertedInstrumentWarrantsOrOptionsIssued1" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_ClassOfWarrantOrRightExercisePriceOfWarrantsOrRightsremainOutstanding1" xlink:label="loc_xponClassOfWarrantOrRightExercisePriceOfWarrantsOrRightsremainOutstanding1" />
      <link:presentationArc order="180" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccumulatedOtherComprehensiveIncomeLossLineItems" xlink:to="loc_xponClassOfWarrantOrRightExercisePriceOfWarrantsOrRightsremainOutstanding1" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_WarrantsExercisable" xlink:label="loc_xponWarrantsExercisable" />
      <link:presentationArc order="190" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccumulatedOtherComprehensiveIncomeLossLineItems" xlink:to="loc_xponWarrantsExercisable" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SharesIssuedPricePerShare" xlink:label="loc_us-gaapSharesIssuedPricePerShare" />
      <link:presentationArc order="200" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccumulatedOtherComprehensiveIncomeLossLineItems" xlink:to="loc_us-gaapSharesIssuedPricePerShare" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant" xlink:label="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant" />
      <link:presentationArc order="210" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccumulatedOtherComprehensiveIncomeLossLineItems" xlink:to="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardNumberOfSharesAvailableForGrant" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AllocatedShareBasedCompensationExpense" xlink:label="loc_us-gaapAllocatedShareBasedCompensationExpense" />
      <link:presentationArc order="220" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccumulatedOtherComprehensiveIncomeLossLineItems" xlink:to="loc_us-gaapAllocatedShareBasedCompensationExpense" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAcceleratedCompensationCost" xlink:label="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardAcceleratedCompensationCost" />
      <link:presentationArc order="230" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapAccumulatedOtherComprehensiveIncomeLossLineItems" xlink:to="loc_us-gaapShareBasedCompensationArrangementByShareBasedPaymentAwardAcceleratedCompensationCost" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xpon/role/IncomeTaxesDetails" xlink:title="999057 - Disclosure - Income Taxes (Details)">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxDisclosureAbstract" xlink:label="loc_us-gaapIncomeTaxDisclosureAbstract" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationTaxSettlementsDomestic" xlink:label="loc_us-gaapEffectiveIncomeTaxRateReconciliationTaxSettlementsDomestic" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapIncomeTaxDisclosureAbstract" xlink:to="loc_us-gaapEffectiveIncomeTaxRateReconciliationTaxSettlementsDomestic" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationTaxSettlementsStateAndLocal" xlink:label="loc_us-gaapEffectiveIncomeTaxRateReconciliationTaxSettlementsStateAndLocal" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapIncomeTaxDisclosureAbstract" xlink:to="loc_us-gaapEffectiveIncomeTaxRateReconciliationTaxSettlementsStateAndLocal" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetValuationAllowance" xlink:label="loc_xponEffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetValuationAllowance" />
      <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapIncomeTaxDisclosureAbstract" xlink:to="loc_xponEffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetValuationAllowance" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationBeatPercent" xlink:label="loc_us-gaapEffectiveIncomeTaxRateReconciliationBeatPercent" />
      <link:presentationArc order="30" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapIncomeTaxDisclosureAbstract" xlink:to="loc_us-gaapEffectiveIncomeTaxRateReconciliationBeatPercent" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationFdiiPercent" xlink:label="loc_us-gaapEffectiveIncomeTaxRateReconciliationFdiiPercent" />
      <link:presentationArc order="40" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapIncomeTaxDisclosureAbstract" xlink:to="loc_us-gaapEffectiveIncomeTaxRateReconciliationFdiiPercent" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_EffectiveIncomeTaxRateReconciliationPermanentDifferenceItemsPercent" xlink:label="loc_xponEffectiveIncomeTaxRateReconciliationPermanentDifferenceItemsPercent" />
      <link:presentationArc order="50" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapIncomeTaxDisclosureAbstract" xlink:to="loc_xponEffectiveIncomeTaxRateReconciliationPermanentDifferenceItemsPercent" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationOtherReconcilingItemsPercent" xlink:label="loc_us-gaapEffectiveIncomeTaxRateReconciliationOtherReconcilingItemsPercent" />
      <link:presentationArc order="60" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapIncomeTaxDisclosureAbstract" xlink:to="loc_us-gaapEffectiveIncomeTaxRateReconciliationOtherReconcilingItemsPercent" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_EffectiveIncomeTaxRateContinuingOperation" xlink:label="loc_xponEffectiveIncomeTaxRateContinuingOperation" />
      <link:presentationArc order="70" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapIncomeTaxDisclosureAbstract" xlink:to="loc_xponEffectiveIncomeTaxRateContinuingOperation" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xpon/role/IncomeTaxesDetails1" xlink:title="999058 - Disclosure - Income Taxes (Details 1)">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxDisclosureAbstract" xlink:label="loc_us-gaapIncomeTaxDisclosureAbstract" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ComponentsOfDeferredTaxAssetsAndLiabilitiesAbstract" xlink:label="loc_us-gaapComponentsOfDeferredTaxAssetsAndLiabilitiesAbstract" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapIncomeTaxDisclosureAbstract" xlink:to="loc_us-gaapComponentsOfDeferredTaxAssetsAndLiabilitiesAbstract" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLossCarryforwards" xlink:label="loc_us-gaapOperatingLossCarryforwards" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapComponentsOfDeferredTaxAssetsAndLiabilitiesAbstract" xlink:to="loc_us-gaapOperatingLossCarryforwards" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeCompensation" xlink:label="loc_us-gaapDeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeCompensation" />
      <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapComponentsOfDeferredTaxAssetsAndLiabilitiesAbstract" xlink:to="loc_us-gaapDeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsEmployeeCompensation" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsInventoryReserve" xlink:label="loc_xponDeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsInventoryReserve" />
      <link:presentationArc order="30" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapComponentsOfDeferredTaxAssetsAndLiabilitiesAbstract" xlink:to="loc_xponDeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsInventoryReserve" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsDepreciation" xlink:label="loc_xponDeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsDepreciation" />
      <link:presentationArc order="40" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapComponentsOfDeferredTaxAssetsAndLiabilitiesAbstract" xlink:to="loc_xponDeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsDepreciation" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsOther" xlink:label="loc_us-gaapDeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsOther" />
      <link:presentationArc order="50" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapComponentsOfDeferredTaxAssetsAndLiabilitiesAbstract" xlink:to="loc_us-gaapDeferredTaxAssetsTaxDeferredExpenseCompensationAndBenefitsOther" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredTaxAssetsOperatingLossCarryforwards" xlink:label="loc_us-gaapDeferredTaxAssetsOperatingLossCarryforwards" />
      <link:presentationArc order="60" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapComponentsOfDeferredTaxAssetsAndLiabilitiesAbstract" xlink:to="loc_us-gaapDeferredTaxAssetsOperatingLossCarryforwards" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OperatingLossCarryforwardsValuationAllowance" xlink:label="loc_us-gaapOperatingLossCarryforwardsValuationAllowance" />
      <link:presentationArc order="70" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapComponentsOfDeferredTaxAssetsAndLiabilitiesAbstract" xlink:to="loc_us-gaapOperatingLossCarryforwardsValuationAllowance" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_ComponentsOfDeferredTaxLiabilitiesAbstract" xlink:label="loc_us-gaapComponentsOfDeferredTaxLiabilitiesAbstract" />
      <link:presentationArc order="80" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapIncomeTaxDisclosureAbstract" xlink:to="loc_us-gaapComponentsOfDeferredTaxLiabilitiesAbstract" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_DeferredTaxAssetsLiabilitiesNet" xlink:label="loc_us-gaapDeferredTaxAssetsLiabilitiesNet" />
      <link:presentationArc order="90" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapIncomeTaxDisclosureAbstract" xlink:to="loc_us-gaapDeferredTaxAssetsLiabilitiesNet" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xpon/role/IncomeTaxesDetails2" xlink:title="999059 - Disclosure - Income Taxes (Details 2)">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxDisclosureAbstract" xlink:label="loc_us-gaapIncomeTaxDisclosureAbstract" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CurrentFederalStateAndLocalTaxExpenseBenefitAbstract" xlink:label="loc_us-gaapCurrentFederalStateAndLocalTaxExpenseBenefitAbstract" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapIncomeTaxDisclosureAbstract" xlink:to="loc_us-gaapCurrentFederalStateAndLocalTaxExpenseBenefitAbstract" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CurrentFederalTaxExpenseBenefit" xlink:label="loc_us-gaapCurrentFederalTaxExpenseBenefit" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapIncomeTaxDisclosureAbstract" xlink:to="loc_us-gaapCurrentFederalTaxExpenseBenefit" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CurrentStateAndLocalTaxExpenseBenefit" xlink:label="loc_us-gaapCurrentStateAndLocalTaxExpenseBenefit" />
      <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapIncomeTaxDisclosureAbstract" xlink:to="loc_us-gaapCurrentStateAndLocalTaxExpenseBenefit" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xpon/role/IncomeTaxesDetails3" xlink:title="999060 - Disclosure - Income Taxes (Details 3)">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxDisclosureAbstract" xlink:label="loc_us-gaapIncomeTaxDisclosureAbstract" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate" xlink:label="loc_us-gaapIncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapIncomeTaxDisclosureAbstract" xlink:to="loc_us-gaapIncomeTaxReconciliationIncomeTaxExpenseBenefitAtFederalStatutoryIncomeTaxRate" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate" xlink:label="loc_us-gaapEffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapIncomeTaxDisclosureAbstract" xlink:to="loc_us-gaapEffectiveIncomeTaxRateReconciliationAtFederalStatutoryIncomeTaxRate" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxReconciliationStateAndLocalIncomeTaxes" xlink:label="loc_us-gaapIncomeTaxReconciliationStateAndLocalIncomeTaxes" />
      <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapIncomeTaxDisclosureAbstract" xlink:to="loc_us-gaapIncomeTaxReconciliationStateAndLocalIncomeTaxes" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes" xlink:label="loc_us-gaapEffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes" />
      <link:presentationArc order="30" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapIncomeTaxDisclosureAbstract" xlink:to="loc_us-gaapEffectiveIncomeTaxRateReconciliationStateAndLocalIncomeTaxes" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitAmount" xlink:label="loc_us-gaapEffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitAmount" />
      <link:presentationArc order="40" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapIncomeTaxDisclosureAbstract" xlink:to="loc_us-gaapEffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitAmount" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitPercent" xlink:label="loc_us-gaapEffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitPercent" />
      <link:presentationArc order="50" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapIncomeTaxDisclosureAbstract" xlink:to="loc_us-gaapEffectiveIncomeTaxRateReconciliationShareBasedCompensationExcessTaxBenefitPercent" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxReconciliationForeignIncomeTaxRateDifferential" xlink:label="loc_us-gaapIncomeTaxReconciliationForeignIncomeTaxRateDifferential" />
      <link:presentationArc order="60" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapIncomeTaxDisclosureAbstract" xlink:to="loc_us-gaapIncomeTaxReconciliationForeignIncomeTaxRateDifferential" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential" xlink:label="loc_us-gaapEffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential" />
      <link:presentationArc order="70" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapIncomeTaxDisclosureAbstract" xlink:to="loc_us-gaapEffectiveIncomeTaxRateReconciliationForeignIncomeTaxRateDifferential" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxReconciliationOtherAdjustments" xlink:label="loc_us-gaapIncomeTaxReconciliationOtherAdjustments" />
      <link:presentationArc order="80" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapIncomeTaxDisclosureAbstract" xlink:to="loc_us-gaapIncomeTaxReconciliationOtherAdjustments" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationOtherAdjustments" xlink:label="loc_us-gaapEffectiveIncomeTaxRateReconciliationOtherAdjustments" />
      <link:presentationArc order="90" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapIncomeTaxDisclosureAbstract" xlink:to="loc_us-gaapEffectiveIncomeTaxRateReconciliationOtherAdjustments" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance" xlink:label="loc_us-gaapIncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance" />
      <link:presentationArc order="100" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapIncomeTaxDisclosureAbstract" xlink:to="loc_us-gaapIncomeTaxReconciliationChangeInDeferredTaxAssetsValuationAllowance" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance" xlink:label="loc_us-gaapEffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance" />
      <link:presentationArc order="110" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapIncomeTaxDisclosureAbstract" xlink:to="loc_us-gaapEffectiveIncomeTaxRateReconciliationChangeInDeferredTaxAssetsValuationAllowance" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_IncomeTaxExpenseBenefits" xlink:label="loc_xponIncomeTaxExpenseBenefits" />
      <link:presentationArc order="120" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapIncomeTaxDisclosureAbstract" xlink:to="loc_xponIncomeTaxExpenseBenefits" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_EffectiveIncomeTaxRateContinuingOperations" xlink:label="loc_us-gaapEffectiveIncomeTaxRateContinuingOperations" />
      <link:presentationArc order="130" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapIncomeTaxDisclosureAbstract" xlink:to="loc_us-gaapEffectiveIncomeTaxRateContinuingOperations" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xpon/role/IncomeTaxesDetailsNarrative" xlink:title="999061 - Disclosure - Income Taxes (Details Narrative)">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_IncomeTaxDisclosureAbstract" xlink:label="loc_us-gaapIncomeTaxDisclosureAbstract" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_OtherTaxExpenseBenefit" xlink:label="loc_us-gaapOtherTaxExpenseBenefit" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapIncomeTaxDisclosureAbstract" xlink:to="loc_us-gaapOtherTaxExpenseBenefit" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_CurrentFederalStateAndLocalTaxExpenseBenefit" xlink:label="loc_us-gaapCurrentFederalStateAndLocalTaxExpenseBenefit" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapIncomeTaxDisclosureAbstract" xlink:to="loc_us-gaapCurrentFederalStateAndLocalTaxExpenseBenefit" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="xpon-20251231.xsd#xpon_IncomeTaxReconciliationStateAndLocalIncomeTax" xlink:label="loc_xponIncomeTaxReconciliationStateAndLocalIncomeTax" />
      <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapIncomeTaxDisclosureAbstract" xlink:to="loc_xponIncomeTaxReconciliationStateAndLocalIncomeTax" xlink:type="arc" />
    </link:presentationLink>
    <link:presentationLink xlink:type="extended" xlink:role="http://xpon/role/SubsequentEventsDetailsNarrative" xlink:title="999062 - Disclosure - Subsequent Events (Details Narrative)">
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsequentEventsAbstract" xlink:label="loc_us-gaapSubsequentEventsAbstract" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsequentEventTable" xlink:label="loc_us-gaapSubsequentEventTable" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapSubsequentEventsAbstract" xlink:to="loc_us-gaapSubsequentEventTable" order="100" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsequentEventLineItems" xlink:label="loc_us-gaapSubsequentEventLineItems" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapSubsequentEventTable" xlink:to="loc_us-gaapSubsequentEventLineItems" order="200" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsequentEventTypeAxis" xlink:label="loc_us-gaapSubsequentEventTypeAxis" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapSubsequentEventTable" xlink:to="loc_us-gaapSubsequentEventTypeAxis" order="10" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsequentEventTypeDomain" xlink:label="loc_us-gaapSubsequentEventTypeDomain" />
      <link:presentationArc xlink:type="arc" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapSubsequentEventTypeAxis" xlink:to="loc_us-gaapSubsequentEventTypeDomain" order="0" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SubsequentEventMember" xlink:label="loc_us-gaapSubsequentEventMember" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapSubsequentEventTypeDomain" xlink:to="loc_us-gaapSubsequentEventMember" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_SharesIssued" xlink:label="loc_us-gaapSharesIssued" />
      <link:presentationArc order="0" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapSubsequentEventLineItems" xlink:to="loc_us-gaapSharesIssued" xlink:type="arc" />
      <link:loc xlink:type="locator" xlink:href="https://xbrl.fasb.org/us-gaap/2025/elts/us-gaap-2025.xsd#us-gaap_AccruedInsuranceCurrent" xlink:label="loc_us-gaapAccruedInsuranceCurrent" />
      <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaapSubsequentEventLineItems" xlink:to="loc_us-gaapAccruedInsuranceCurrent" xlink:type="arc" />
    </link:presentationLink>
</link:linkbase>
