2A2P9-PD763764-PDWiFi/Bluetooth wireless Module

EcoFlow Inc.

Application Details

Equipment Class: DTS - Digital Transmission System
Date of Grant: Aug 24, 2026
Application Purpose: Original Equipment
Equipment Note: WiFi/Bluetooth wireless Module
Frequency Range: 2402.00000000 - 2480.00000000
Company: EcoFlow Inc.
Country: China

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Document Text

Text extracted from the exhibit documents filed with the FCC. Open a document above to read the original.

Attestation Statements

EcoFlowInc. RM401,Plant#1,RunhengIndustrialZone,FuhaiStreet,Bao'anDistrict,Shenzhen518000,China Rev2026-04-24 Date:2026-08-14 FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Ref:AttestationStatementsPart2.911(d)(5)(i)andPart2.911(d)(5)(ii) FCCID:2A2P9-PD763764-PD Part2.911(d)(5)(i) EcoFlowInc.certifiesthattheequipmentforwhichauthorizationissoughtisnot“covered”equipmentand doesnotcontainanti-virussoftwareorcybersecuritysoftwareprohibitedfromreceivinganequipment authorizationpursuantto47CFR2.903,KDB986446D01CoveredEquipmentGuidance,andFCC CoveredList(www.fcc.gov/supplychain/coveredlist). Part2.911(d)(5)(ii) EcoFlowInc.certifiesthat,asofthedateofthefilingoftheapplication,theapplicantisnotidentifiedonthe CoveredList(asaspecificallynamedentityoranyofitssubsidiariesoraffiliates)asanentityproducing “covered”equipment. Sincerely, Signatory [VickyGuan,Manager]

Attestation Statements

EcoFlowInc. RM401,Plant#1,RunhengIndustrialZone,FuhaiStreet,Bao'anDistrict,Shenzhen518000,China Date:2026-08-14 FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 SUBJECT:FCCApplicationforFCCID:2A2P9-PD763764-PD ToWhomItMayConcern: I,theundersigned,herebystatesthisequipmenthasbeentestedandfoundtocomplywiththelimitsfora ClassBdigitaldevice,pursuanttopart15oftheFCCRules,andwillapplytheSupplier'sDeclarationof ConformityproceduretothePart15ClassBDigitalandreceiversthatoperateintherangebetween30 and960MHzofthiscompositedevice.IunderstandthefollowingFCCrequirements: 1.DevicessubjecttotheSDoCprocedurearerequiredtobetestedtoshowcompliancewiththeFCC technicalregulationsbyarecognizedaccreditedtestinglaboratory.Thetestinglaboratorymustbe accreditedbyaCommissionapprovedaccreditationbodyordesignatedunderthetermsofa government-to-governmentMutualRecognitionAgreement(MRA).Alistingofthoseaccreditedtesting laboratoriesthathavebeenrecognizedbytheCommissionispublishedontheFCCWebpage: https://apps.fcc.gov/oetcf/eas/reports/TestFirmSearch.cfm(Selectthe"accredited"optiontosearchfor FCCrecognizedaccreditedtestfirms.) 2.Pt2.1077containsthelistofinformationthatmustbeincludedintheSupplier'sDeclarationof Conformity,whichmustbesuppliedwitheachproductsold.TheSDoCcomplianceinfoshallbeincluded intheUser’sManualorasaseparatesheet.Theinfomustcontainthename,address,andphone numberoftheresponsibleparty,whichmustbelocatedwithintheUnitedStates.Accordingto 2.909(b),theresponsiblepartyiseithertheManufactureroriftheproductisimportedtheImporter. Sincerely, Signatory [VickyGuan,Manager]

Cover Letter(s)

EcoFlowInc. RM401,Plant#1,RunhengIndustrialZone,FuhaiStreet,Bao'anDistrict,Shenzhen518000,China Date:2026-08-14 FEDERALCOMMUNICATIONSCOMMISSION AUTHORIZATIONANDEVALUATIONDIVISION 7435OAKLANDMILLSROAD COLUMBIA,MD21046 SUBJECT:FCCApplicationforFCCID:2A2P9-PD763764-PD ConfidentialityRequest Towhomitmayconcern, PursuanttotheprovisionsoftheCommission’srulesTitle47Sections§0.457and§0.459,wearerequestingthe Commissiontowithholdthefollowingattachment(s)asconfidentialdocumentsfrompublicdisclosureindefinitely. ☒ BlockDiagram ☐ Tune-UpInformation ☒ OperationalDescription ☐ SecurityInformation ☒ Schematics ☐ SoftwareDefinedRadio(SDR)Information ☐ PartsList Theabovematerialscontaintradesecretsandproprietaryinformationnotcustomarilyreleasedtothepublic.The publicdisclosureofthesematerialsmaybeharmfultotheapplicantandprovideunjustifiedbenefitstoits competitors. Inadditionaltoabovementioneddocuments,inordertocomplywiththemarketingregulationsinTitle47CFR §2.803andtheimportationrulesinTitle47CFR§2.1204,whileensuringthatbusinesssensitiveinformation remainsconfidentialuntiltheactualmarketingofnewlyauthorizeddevices,werequestShortTermConfidentiality ofthefollowingattachment(s); ☒ ExternalPhotos ☒ TestSetupPhotos ☒ InternalPhotos ☒ UserManual ☐For45days,pursuanttoPublicNoticeDA04-1705. or ☒For180dayspursuanttoKDB726920D01. TheapplicantunderstandsthatpursuanttoSection0.457oftheRules,disclosureofthisapplicationandall accompanyingdocumentationwillnotbemadebeforethedateoftheGrantforthisapplication. Sincerely, Signatory [VickyGuan,Manager]

Cover Letter(s)

EcoFlowInc. RM401,Plant#1,RunhengIndustrialZone,FuhaiStreet,Bao'anDistrict,Shenzhen518000,China Date:2026-08-14 FEDERALCOMMUNICATIONSCOMMISSION AUTHORIZATIONANDEVALUATIONDIVISION 7435OAKLANDMILLSROAD COLUMBIA,MD21046 SUBJECT:FCCApplicationforFCCID:2A2P9-PD763764-PD MODULARAPPROVALLETTER RegardingtotheFCC15.212,EcoFlowInc.wouldliketorequestmodularapprovalforthesubmissionFCCID: 2A2P9-PD763764-PD.EcoFlowInc.confirmsthattheproductcomplieswithnumberedrequirementsidentified below: 1.“ThemodulartransmittermusthaveitsownRFShielding” ThisEUThasitsownshielding,pleasereferstoexternalphotosofthereport. “Themodulartransmittermusthavebufferedmodulation/datainputs” TheEUThasbuffereddatainputs;itisintegratedinchipESP32-S3. 2.“Themodulartransmittermusthaveitsownpowersupplyregulation” TheEUTinterfaceprovides3.3VDC,andhasitsownVCOinside. 3.“Themodulartransmittermustcomplywiththeantennaandtransmissionsystem requirementsofSections15.203,15.204(b)and15.204(c)” TheEUTmeetstheantennarequirements.IthasaFPCAntenna.Refertothephotoofantennasare shownintheinternalphotos. 4.“Themodulartransmittermustbetestedinastand-aloneconfiguration.” TheEUTistestedinanaccesspointconfigurationviaDCpower. 5.“ThemodulartransmittermustbelabeledwithitsownFCCIDnumber.” TheEUThasitsownFCCIDandthelabelisvisible. 6.“Themodulartransmittermustcomplywithanyspecificruleoroperatingrequirements applicabletothetransmitterandthemanufacturemustprovideadequateinstructionsalong withmoduletoexplainanysuchrequirement.” TheEUTcomplywithallapplicableFCCRules.Warningdetailrefertotheusermanual. 7.“ThemodulartransmittermustcomplywithanyapplicableRFexposurerequirements.” TheEUTcomplywithallapplicableRFexposurerequirements.SeethisRFexposurereport. Sincerely, Signatory [VickyGuan,Manager]

Cover Letter(s)

ID Label/Location Info

ReferenceNo.:WTX26X07206646WPage1of8 WaltekTestingGroup(Shenzhen)Co.,Ltd. Http://www.waltek.com.cn ANNEX EXHIBIT1-PRODUCTLABELING ProposedFCCIDLabelFormat FCCID:2A2P9-PD763764-PD Specifications:Thelabelshallbesecurelyaffixedtoapermanentlyattachedpartofthedevice,inalocation whereitisvisibleoreasilyaccessibletotheuser,andshallnotbereadilydetachable.Thelabelshallbe sufficientlydurabletoremainfullylegibleandintactonthedeviceinallnormalconditionsofusethroughout thedevice’sexpectedlifetime. ProposedLabelLocationonEUT FCCIDLabel Location

RF Exposure Info

WaltekTestingGroup(Shenzhen)Co.,Ltd. Http://www.waltek.com.cn RFEXPOSUREREPORT ReferenceNo.......................:WTX26X07206646W003 FCCID....................................:2A2P9-PD763764-PD Applicant...............................:EcoFlowInc. Address ................................. : RM401,Plant#1,RunhengIndustrialZone,FuhaiStreet,Bao'anDistrict, Shenzhen,518000China Manufacturer........................:ThesameasApplicant Address ................................. :ThesameasApplicant ProductName......................:WiFi/BluetoothwirelessModule ModelNo... ............................ :OS-PD764-PD Standards..............................: FCCRulePart1.1307 KDB447498D04 DateofReceiptsample ..... :2026-07-14 DateofTest...........................:2026-07-15to2026-08-01 DateofIssue ........................ :2026-08-03 ReportFormNo................... : WTX_Part1_1307W Result.....................................:Pass Remarks: Theresultsshowninthistestreportreferonlytothesample(s)tested,thistestreportcannotbe reproduced,exceptinfull,withoutpriorwrittenpermissionofthecompany.Thereportwouldbeinvalidwithout specificstampoftestinstituteandthesignaturesofapprover. PreparedBy: WaltekTestingGroup(Shenzhen)Co.,Ltd. Address:1/F.,Room101,Building1,HongweiIndustrialPark,Liuxian2ndRoad, Block70Bao'anDistrict,Shenzhen,Guangdong,China Tel.:+86-755-33663308Fax.:+86-755-33663309Email:[email protected] Testedby:Approvedby: MikeShi/ProjectEngineerJasonSu/Manager WaltekTestingGroup(Shenzhen)Co.,Ltd. Http://www.waltek.com.cn 1GeneralInformation GeneralDescriptionofEUT ProductName:WiFi/BluetoothwirelessModule TradeName:ECOFLOW;EFECOFLOW ModelNo.:OS-PD764-PD AddingModel(s):OS-PD763-PD RatedVoltage:DC3.0-3.6V BatteryCapacity:/ PowerAdapterModel:/ EquipmentType:Mobiledevice TechnicalCharacteristicsofEUT Bluetooth BluetoothVersion:V5.0(LEmode) FrequencyRange:2402-2480MHz RFOutputPower: 1Mbps:4.75dBm(Conducted) 2Mbps:1.60dBm(Conducted) DataRate:1Mbps,2Mbps Modulation:GFSK QuantityofChannels:40 ChannelSeparation:2MHz TypeofAntenna:FPCAntenna AntennaGain:4.73dBi Wi-Fi SupportStandards:802.11b,802.11g,802.11n FrequencyRange: 2412-2462MHzfor802.11b/g/n(HT20) 2422-2452MHzfor802.11n(HT40) RFOutputPower:23.47dBm(Conducted) TypeofModulation:CCK,OFDM,QPSK,BPSK,16QAM,64QAM QuantityofChannels:11for802.11b/g/n(HT20);7for802.11n(HT40) ChannelSeparation:5MHz TypeofAntenna:FPCAntenna AntennaGain:4.73dBi 2TestFacility Addressofthetestlaboratory Laboratory:WaltekTestingGroup(Shenzhen)Co.,Ltd. Address:1/F.,Room101,Building1,HongweiIndustrialPark,Liuxian2ndRoad,Block70Bao'anDistrict, Shenzhen,Guangdong,China WaltekTestingGroup(Shenzhen)Co.,Ltd. Http://www.waltek.com.cn FCC–RegistrationNo.:125990 WaltekTestingGroup(Shenzhen)Co.,Ltd.EMCLaboratoryhasbeenregisteredandfullydescribedina reportfiledwiththeFCC(FederalCommunicationsCommission).TheacceptanceletterfromtheFCCismain tainedinourfiles.TheDesignationNumberisCN5010,andTestFirmRegistrationNumberis125990. IndustryCanada(IC)RegistrationNo.:11464A The3mSemi-anechoicchamberofWaltekTestingGroup(Shenzhen)Co.,Ltd.hasbeenregisteredby CertificationandEngineeringBureauofIndustryCanadaforradioequipmenttestingwithRegistrationNo.: 11464AandtheCABidentifierisCN0057. 3RFExposureExemption Accordingto§1.1307(b)(3)andKDB447498D04InterimGeneralRFExposureGuidancev01,system operatingundertheprovisionsofthissectionshallbeoperatinginamannerthatthepublicisnotexposedto radiofrequencyenergylevelinexcesslimitformaximumpermissibleexposure. OptionA:FCCRulePart1.1307(b)(3)(i)(A):Theavailablemaximumtime-averagedpowerisnomorethan 1mW,regardlessofseparationdistance. OptionB:FCCRulePart1.1307(b)(3)(i)(B):Theavailablemaximumtime-averagedpoweroreffective radiatedpower(ERP),whicheverisgreater,islessthanorequaltothethresholdP th (mW)describedinthe followingformula.P th isgivenby: OptionC:FCCRulePart1.1307(b)(3)(i)(C):Theminimumseparationdistance(Rinmeters)fromthebodyof anearbypersonforthefrequency(finMHz)atwhichthesourceoperates,theERP(watts)isnomorethanthe calculatedvalueprescribedforthatfrequency.Rmustbeatleastλ/2π,whereλisthefree-spaceoperating WaltekTestingGroup(Shenzhen)Co.,Ltd. Http://www.waltek.com.cn wavelengthinmeters. SingleRFSourcesSubjecttoRoutineEnvironmentalEvaluation RFSourcefrequency(MHz)ThresholdERP(watts) 0.3-1.341,920R 2 1.34-303,450R 2 /f 2 30-3003.83R 2 300-1,5000.0128R 2 f 1,500-100,00019.2R 2 ForMultipleRFsources:FCCRulePart1.1307(b)(3)(ii): (A)Theavailablemaximumtime-averagedpowerofeachsourceisnomorethan1mWandthereisa separationdistanceoftwocentimetersbetweenanyportionofaradiatingstructureoperatingandthe nearestportionofanyotherradiatingstructureinthesamedevice,exceptifthesumofmultiplesourcesis lessthan1mWduringthetime-averagingperiod,inwhichcasetheymaybetreatedasasinglesource (separationisnotrequired). (B)InthecaseoffixedRFsourcesoperatinginthesametime-averagingperiod,orofmultiplemobileor portableRFsourceswithinadeviceoperatinginthesametimeaveragingperiod,ifthesumofthe fractionalcontributionstotheapplicablethresholdsislessthanorequalto1asindicatedinthefollowing equation. 4CalculatedResult RadioAccess Technology Prediction Frequency Output Power Antenna Gain Duty Cycle Tune-Up Time-AveragedPower ERP (MHz)(dBm)(dBi)(%)(dBm)(dBm) Bluetooth24024.754.731005.007.58 Wi-Fi241223.474.7310024.0026.58 Frequency Option Min.DistanceMax.PowerExposureLimit Ratio Result (MHz)(cm)(dBm)(mW)(mW)Pass/Fail 2402C20.007.585.73768.000.01 Pass 2412C20.0026.58454.99768.000.59Pass Note:1.Time-AveragedPower=OutputPower*DutyCycle;ERP=Time-AveragedPower+Antenna gain-2.15dB 2.OptionA,BandCrefersasclause1.2. 3.ForoptionB,Max(time-averagedpower,effectiveradiatedpower(ERP))convertstoMax.Power.For optionC,ERPconvertstoMax.Power; 4.ForoptionB,P th (mW)convertstoExposureLimit(mW);ForoptionC,ERP(W)convertstoExposure Limit(mW). 5.Ratio=Tune-UpERP(mW)/ExposureLimit(mW) WaltekTestingGroup(Shenzhen)Co.,Ltd. Http://www.waltek.com.cn ModeforSimultaneousMulti-bandTransmission: RadioAccess Technology Ratio1Ratio2 Simultaneous Ratio Limit Result…

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Test Report

WaltekTestingGroup(Shenzhen)Co.,Ltd. Http://www.waltek.com.cnPage 1 of 67 TESTREPORT ReferenceNo.......................:WTX26X07206646W002 FCCID....................................:2A2P9-PD763764-PD Applicant...............................:EcoFlowInc. Address.................................: RM401,Plant#1,RunhengIndustrialZone,FuhaiStreet,Bao'anDistrict, Shenzhen,518000China Manufacturer........................:ThesameasApplicant Address.................................:ThesameasApplicant ProductName......................:WiFi/BluetoothwirelessModule ModelNo...............................:OS-PD764-PD Standards..............................:FCCPart15.247 DateofReceiptsample.....:2026-07-14 DateofTest...........................:2026-07-15to2026-08-01 DateofIssue........................:2026-08-03 TestReportFormNo.......... : WTX_Part15_247W TestResult............................:Pass Remarks: Theresultsshowninthistestreportreferonlytothesample(s)tested,thistestreportcannotbe reproduced,exceptinfull,withoutpriorwrittenpermissionofthecompany.Thereportwouldbeinvalidwithout specificstampoftestinstituteandthesignaturesofapprover. PreparedBy: WaltekTestingGroup(Shenzhen)Co.,Ltd. Address:1/F.,Room101,Building1,HongweiIndustrialPark,Liuxian2ndRoad, Block70Bao'anDistrict,Shenzhen,Guangdong,China Tel.:+86-755-33663308Fax.:+86-755-33663309Email:[email protected] Testedby:Approvedby: MikeShi/ProjectEngineerJasonSu/Manager ReferenceNo.:WTX26X07206646W002 WaltekTestingGroup(Shenzhen)Co.,Ltd. Http://www.waltek.com.cnPage 2 of 67 TABLEOFCONTENTS 1.GENERALINFORMATION.....................................................................................................................................4 1.1PRODUCTDESCRIPTIONFOREQUIPMENTUNDERTEST(EUT)........................................................................4 1.2TESTSTANDARDS.................................................................................................................................................5 1.3TESTMETHODOLOGY...........................................................................................................................................5 1.4TESTFACILITY.......................................................................................................................................................5 1.5EUTSETUPANDTESTMODE..............................................................................................................................6 1.6MEASUREMENTUNCERTAINTY.............................................................................................................................7 1.7TESTEQUIPMENTLISTANDDETAILS..................................................................................................................8 2.SUMMARYOFTESTRESULTS.........................................................................................................................12 3.ANTENNAREQUIREMENT.................................................................................................................................13 3.1STANDARDAPPLICABLE......................................................................................................................................13 3.2EVALUATIONINFORMATION................................................................................................................................13 4.POWERSPECTRALDENSITY...........................................................................................................................14 4.1STANDARDAPPLICABLE......................................................................................................................................14 4.2TESTSETUPBLOCKDIAGRAM...........................................................................................................................14 4.3TESTPROCEDURE..............................................................................................................................................14 4.4SUMMARYOFTESTRESULTS/PLOTS................................................................................................................14 5.DTSBANDWIDTH..................................................................................................................................................15 5.1STANDARDAPPLICABLE......................................................................................................................................15 5.2TESTSETUPBLOCKDIAGRAM...........................................................................................................................15 5.3TESTPROCEDURE..............................................................................................................................................15 5.4SUMMARYOFTESTRESULTS/PLOTS................................................................................................................15 6.RFOUTPUTPOWER............................................................................................................................................16 6.1STANDARDAPPLICABLE......................................................................................................................................16 6.2TESTSETUPBLOCKDIAGRAM...........................................................................................................................16 6.3TESTPROCEDURE..............................................................................................................................................16 6.4SUMMARYOFTESTRESULTS/PLOTS................................................................................................................16 7.FIELDSTRENGTHOFSPURIOUSEMISSIONS.............................................................................................17 7.1STANDARDAPPLICABLE......................................................................................................................................17 7.2TESTPROCEDURE........…

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Test Report

ReferenceNo.:WTX26X07206646W002 WaltekTestingGroup(Shenzhen)Co.,Ltd. Http://www.waltek.com.cnPage 60 of 67 TestGraphs LE_1M-Ant1-2402-30~1000-PASS LE_1M-Ant1-2402-1000~26500-PASS LE_1M-Ant1-2440-30~1000-PASS ReferenceNo.:WTX26X07206646W002 WaltekTestingGroup(Shenzhen)Co.,Ltd. Http://www.waltek.com.cnPage 61 of 67 LE_1M-Ant1-2440-1000~26500-PASS LE_1M-Ant1-2480-30~1000-PASS LE_1M-Ant1-2480-1000~26500-PASS ReferenceNo.:WTX26X07206646W002 WaltekTestingGroup(Shenzhen)Co.,Ltd. Http://www.waltek.com.cnPage 62 of 67 LE_2M-Ant1-2402-30~1000-PASS LE_2M-Ant1-2402-1000~26500-PASS LE_2M-Ant1-2440-30~1000-PASS ReferenceNo.:WTX26X07206646W002 WaltekTestingGroup(Shenzhen)Co.,Ltd. Http://www.waltek.com.cnPage 63 of 67 LE_2M-Ant1-2440-1000~26500-PASS LE_2M-Ant1-2480-30~1000-PASS LE_2M-Ant1-2480-1000~26500-PASS ReferenceNo.:WTX26X07206646W002 WaltekTestingGroup(Shenzhen)Co.,Ltd. Http://www.waltek.com.cnPage 64 of 67 AppendixG:DutyCycle TestResult TestModeAntenna Frequency [MHz] ONTime [ms] Period [ms] DutyCycle [%] DutyCycle Factor [dB] LE_1MAnt124022.102.5084.000.76 LE_1MAnt124402.102.5084.000.76 LE_1MAnt124802.102.5084.000.76 LE_2MAnt124021.061.8756.682.47 LE_2MAnt124401.061.8756.682.47 LE_2MAnt124801.071.8856.912.45 ReferenceNo.:WTX26X07206646W002 WaltekTestingGroup(Shenzhen)Co.,Ltd. Http://www.waltek.com.cnPage 65 of 67 TestGraphs NTNV-LE_1M-Ant1-2402 NTNV-LE_1M-Ant1-2440 NTNV-LE_1M-Ant1-2480 ReferenceNo.:WTX26X07206646W002 WaltekTestingGroup(Shenzhen)Co.,Ltd. Http://www.waltek.com.cnPage 66 of 67 NTNV-LE_2M-Ant1-2402 NTNV-LE_2M-Ant1-2440 NTNV-LE_2M-Ant1-2480 ReferenceNo.:WTX26X07206646W002 WaltekTestingGroup(Shenzhen)Co.,Ltd. Http://www.waltek.com.cnPage 67 of 67 APPENDIXPHOTOGRAPHS Pleasereferto“ANNEX” *****ENDOFREPORT*****

Test Report

WaltekTestingGroup(Shenzhen)Co.,Ltd. Http://www.waltek.com.cnPage 1 of 74 TESTREPORT ReferenceNo.......................:WTX26X07206646W001 FCCID....................................:2A2P9-PD763764-PD Applicant...............................:EcoFlowInc. Address.................................: RM401,Plant#1,RunhengIndustrialZone,FuhaiStreet,Bao'anDistrict, Shenzhen,518000China Manufacturer........................:ThesameasApplicant Address.................................:ThesameasApplicant ProductName......................:WiFi/BluetoothwirelessModule ModelNo... ............................: OS-PD764-PD Standards..............................:FCCPart15.247 DateofReceiptsample.....:2026-07-14 DateofTest ...........................: 2026-07-15to2026-08-01 DateofIssue........................:2026-08-03 TestReportFormNo. ......... : WTX_Part15_247W TestResult ............................: Pass Remarks: Theresultsshowninthistestreportreferonlytothesample(s)tested,thistestreportcannotbe reproduced,exceptinfull,withoutpriorwrittenpermissionofthecompany.Thereportwouldbeinvalidwithout specificstampoftestinstituteandthesignaturesofapprover. PreparedBy: WaltekTestingGroup(Shenzhen)Co.,Ltd. Address:1/F.,Room101,Building1,HongweiIndustrialPark,Liuxian2ndRoad, Block70Bao'anDistrict,Shenzhen,Guangdong,China Tel.:+86-755-33663308Fax.:+86-755-33663309Email:[email protected] Testedby:Approvedby: MikeShi/ProjectEngineerJasonSu/Manager ReferenceNo.:WTX26X07206646W001 WaltekTestingGroup(Shenzhen)Co.,Ltd. Http://www.waltek.com.cnPage 2 of 74 TABLEOFCONTENTS 1.GENERALINFORMATION.....................................................................................................................................4 1.1PRODUCTDESCRIPTIONFOREQUIPMENTUNDERTEST(EUT)........................................................................4 1.2TESTSTANDARDS.................................................................................................................................................5 1.3TESTMETHODOLOGY...........................................................................................................................................5 1.4TESTFACILITY.......................................................................................................................................................5 1.5EUTSETUPANDTESTMODE..............................................................................................................................6 1.6MEASUREMENTUNCERTAINTY.............................................................................................................................7 1.7TESTEQUIPMENTLISTANDDETAILS..................................................................................................................8 2.SUMMARYOFTESTRESULTS.........................................................................................................................12 3.ANTENNAREQUIREMENT.................................................................................................................................13 3.1STANDARDAPPLICABLE......................................................................................................................................13 3.2EVALUATIONINFORMATION................................................................................................................................13 4.POWERSPECTRALDENSITY...........................................................................................................................14 4.1STANDARDAPPLICABLE......................................................................................................................................14 4.2TESTSETUPBLOCKDIAGRAM...........................................................................................................................14 4.3TESTPROCEDURE..............................................................................................................................................14 4.4SUMMARYOFTESTRESULTS/PLOTS................................................................................................................14 5.DTSBANDWIDTH..................................................................................................................................................15 5.1STANDARDAPPLICABLE......................................................................................................................................15 5.2TESTSETUPBLOCKDIAGRAM...........................................................................................................................15 5.3TESTPROCEDURE..............................................................................................................................................15 5.4SUMMARYOFTESTRESULTS/PLOTS................................................................................................................15 6.RFOUTPUTPOWER............................................................................................................................................16 6.1STANDARDAPPLICABLE......................................................................................................................................16 6.2TESTSETUPBLOCKDIAGRAM...........................................................................................................................16 6.3TESTPROCEDURE..............................................................................................................................................16 6.4SUMMARYOFTESTRESULTS/PLOTS................................................................................................................16 7.FIELDSTRENGTHOFSPURIOUSEMISSIONS.............................................................................................17 7.1STANDARDAPPLICABLE......................................................................................................................................17 7.2TESTPROCEDURE.…

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Test Report

ReferenceNo.:WTX26X07206646W001 WaltekTestingGroup(Shenzhen)Co.,Ltd. Http://www.waltek.com.cnPage 53 of 74 11G-Ant1-2412-PASS 11G-Ant1-2437-PASS 11G-Ant1-2462-PASS ReferenceNo.:WTX26X07206646W001 WaltekTestingGroup(Shenzhen)Co.,Ltd. Http://www.waltek.com.cnPage 54 of 74 11N20SISO-Ant1-2412-PASS 11N20SISO-Ant1-2437-PASS 11N20SISO-Ant1-2462-PASS ReferenceNo.:WTX26X07206646W001 WaltekTestingGroup(Shenzhen)Co.,Ltd. Http://www.waltek.com.cnPage 55 of 74 11N40SISO-Ant1-2422-PASS 11N40SISO-Ant1-2437-PASS 11N40SISO-Ant1-2452-PASS ReferenceNo.:WTX26X07206646W001 WaltekTestingGroup(Shenzhen)Co.,Ltd. Http://www.waltek.com.cnPage 56 of 74 AppendixE:Bandedgemeasurements TestResult TestModeAntennaChName Frequency [MHz] RefLevel [dBm] Result [dBm] Limit[dBm]Verdict 11BAnt1Low24122.58-46.45≤-17.42PASS 11BAnt1High24629.68-38.59≤-10.32PASS 11GAnt1Low24125.18-29.73≤-14.82PASS 11GAnt1High2462-4.45-46.11≤-24.45PASS 11N20SISOAnt1Low2412-4.24-46.45≤-24.24PASS 11N20SISOAnt1High2462-3.42-47.16≤-23.42PASS 11N40SISOAnt1Low2422-5.61-45.05≤-25.61PASS 11N40SISOAnt1High2452-6.23-47.26≤-26.23PASS ReferenceNo.:WTX26X07206646W001 WaltekTestingGroup(Shenzhen)Co.,Ltd. Http://www.waltek.com.cnPage 57 of 74 TestGraphs 11B-Ant1-2412-PASS 11B-Ant1-2462-PASS 11G-Ant1-2412-PASS ReferenceNo.:WTX26X07206646W001 WaltekTestingGroup(Shenzhen)Co.,Ltd. Http://www.waltek.com.cnPage 58 of 74 11G-Ant1-2462-PASS 11N20SISO-Ant1-2412-PASS 11N20SISO-Ant1-2462-PASS ReferenceNo.:WTX26X07206646W001 WaltekTestingGroup(Shenzhen)Co.,Ltd. Http://www.waltek.com.cnPage 59 of 74 11N40SISO-Ant1-2422-PASS 11N40SISO-Ant1-2452-PASS ReferenceNo.:WTX26X07206646W001 WaltekTestingGroup(Shenzhen)Co.,Ltd. Http://www.waltek.com.cnPage 60 of 74 AppendixF:ConductedSpuriousEmission TestResult TestModeAntenna Frequency [MHz] FreqRange [Mhz] RefLevel [dBm] Result [dBm] Limit [dBm] Verdict 11BAnt1241230~10002.58-48.46≤-17.42PASS 11BAnt124121000~265002.58-33.94≤-17.42PASS 11BAnt1243730~10003.44-49.36≤-16.56PASS 11BAnt124371000~265003.44-34.11≤-16.56PASS 11BAnt1246230~10009.68-49.21≤-10.32PASS 11BAnt124621000~265009.68-34.13≤-10.32PASS 11GAnt1241230~10005.18-48.98≤-14.82PASS 11GAnt124121000~265005.18-34.45≤-14.82PASS 11GAnt1243730~1000-4.56-48.44≤-24.56PASS 11GAnt124371000~26500-4.56-34.4≤-24.56PASS 11GAnt1246230~1000-4.45-49.75≤-24.45PASS 11GAnt124621000~26500-4.45-34.35≤-24.45PASS 11N20SISOAnt1241230~1000-4.24-48.24≤-24.24PASS 11N20SISOAnt124121000~26500-4.24-34.25≤-24.24PASS 11N20SISOAnt1243730~1000-1.97-48.95≤-21.97PASS 11N20SISOAnt124371000~26500-1.97-33.84≤-21.97PASS 11N20SISOA…

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Contact Information

Applicant

Vicky Guan

[email protected]Fax: N.A.

Technical Contact

EcoFlow Technology IncYvonne Zhou

[email protected]

1687 114th Ave SE suite 101 · Bellevue, Washington, 98004 · United States

Test Firm

Waltek Testing Group (Shenzhen) Co., Ltd.Jandy So

[email protected]Fax: 86-755-33663309

Technical Specifications

#	Rule Parts	Frequency Range	Power Output
1	15C	2.40 GHz - 2.48 GHz	3.00 mW
2	15C	2.41 GHz - 2.46 GHz	222.30 mW

Modular Type

Single Modular Approval

Confidentiality

Long Term

Grant Notes

Output power listed is conducted. Single Modular Approval for mobile RF Exposure conditions. The module antenna(s) must be installed to meet the RF exposure compliance separation distance of 20 cm from all persons and any additional testing and authorization process as required. Co-location of this module with other transmitters that operate simultaneously are required to be evaluated using the FCC multi-transmitter procedures. Approved for OEM integration only. The grantee must provide OEM integrators with installation and operating instructions for satisfying FCC multi-transmitter product guidelines. This grant is valid only when the device is sold to OEM integrators and the OEM integrators are instructed to ensure that the end-user has no manual instructions to remove or install the device. This device supports 20, and 40 MHz modes.

Other Applications from EcoFlow Inc.

2A2P9-EFTT5PG1

Power Station

Jul 20, 2026

Equipment Class

DTS - Digital Transmission System

2A2P9-EFTT5CG1

Power Station

Jul 20, 2026

Equipment Class

NII - Unlicensed National Information Infrastructure TX

2A2P9-EFSD006

WiFi/Bluetooth wireless Module

Jun 18, 2026

Equipment Class

DTS - Digital Transmission System

2A2P9-REEFWM36

EcoFlow 4G Dongle SEP

Apr 22, 2026

Equipment Class

PCB - PCS Licensed Transmitter

2A2P9-RE306

EcoFlow Smart Inlet Box

Jan 23, 2026

Equipment Class

DTS - Digital Transmission System

Documents & Files

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Attestation Statements

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Cover Letter(s)

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ID Label/Location Info

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RF Exposure Info

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Test Report

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Document Text

Text extracted from the exhibit documents filed with the FCC. Open a document above to read the original.

Attestation Statements

Cover Letter(s)

EcoFlowInc. RM401,Plant#1,RunhengIndustrialZone,FuhaiStreet,Bao'anDistrict,Shenzhen518000,China Date:2026-08-14 FEDERALCOMMUNICATIONSCOMMISSION AUTHORIZATIONANDEVALUATIONDIVISION 7435OAKLANDMILLSROAD COLUMBIA,MD21046 SUBJECT:FCCApplicationforFCCID:2A2P9-PD763764-PD MODULARAPPROVALLETTER RegardingtotheFCC15.212,EcoFlowInc.wouldliketorequestmodularapprovalforthesubmissionFCCID: 2A2P9-PD763764-PD.EcoFlowInc.confirmsthattheproductcomplieswithnumberedrequirementsidentified below: 1.“ThemodulartransmittermusthaveitsownRFShielding” ThisEUThasitsownshielding,pleasereferstoexternalphotosofthereport. “Themodulartransmittermusthavebufferedmodulation/datainputs” TheEUThasbuffereddatainputs;itisintegratedinchipESP32-S3. 2.“Themodulartransmittermusthaveitsownpowersupplyregulation” TheEUTinterfaceprovides3.3VDC,andhasitsownVCOinside. 3.“Themodulartransmittermustcomplywiththeantennaandtransmissionsystem requirementsofSections15.203,15.204(b)and15.204(c)” TheEUTmeetstheantennarequirements.IthasaFPCAntenna.Refertothephotoofantennasare shownintheinternalphotos. 4.“Themodulartransmittermustbetestedinastand-aloneconfiguration.” TheEUTistestedinanaccesspointconfigurationviaDCpower. 5.“ThemodulartransmittermustbelabeledwithitsownFCCIDnumber.” TheEUThasitsownFCCIDandthelabelisvisible. 6.“Themodulartransmittermustcomplywithanyspecificruleoroperatingrequirements applicabletothetransmitterandthemanufacturemustprovideadequateinstructionsalong withmoduletoexplainanysuchrequirement.” TheEUTcomplywithallapplicableFCCRules.Warningdetailrefertotheusermanual. 7.“ThemodulartransmittermustcomplywithanyapplicableRFexposurerequirements.” TheEUTcomplywithallapplicableRFexposurerequirements.SeethisRFexposurereport. Sincerely, Signatory [VickyGuan,Manager]

Cover Letter(s)

ID Label/Location Info

RF Exposure Info

Text truncated - open the document above for the full version.

Test Report

Text truncated - open the document above for the full version.

Test Report

Text truncated - open the document above for the full version.

Test Report

Text truncated - open the document above for the full version.

Technical Specifications

#	Rule Parts	Frequency Range	Power Output
1	15C	2.40 GHz - 2.48 GHz	3.00 mW
2	15C	2.41 GHz - 2.46 GHz	222.30 mW

Modular Type

Single Modular Approval

Confidentiality

Long Term

Grant Notes