2AVV6-827370Powertek

1/1 USAgentforServiceofProcessLETTEROFATTESTATION TO: OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 USAgentforServiceofProcess: CompanyName:LiquipelProtectionLLC FRN:0029326568 ContactName:Linguichu Address:Street:19800MacArthurBlvd.Suite300,IrvineCaliforniaUnitedStates92612 TelephoneNo:13802904065 Email:[email protected] Applicant: Companyname:LiquipelProtectionLLC ProductDescription:Powertek Granteecode:2AVV6 FRN:0029326568 FCCID:2AVV6-827370 ContactName:Linguichu Address:Street:19800MacArthurBlvd.Suite300,IrvineCaliforniaUnitedStates92612 TelephoneNo.:13802904065 Email:[email protected] [LiquipelProtectionLLC]certifiesthat,asofthedateofthisfilingofthe applicationwiththeTCB,[LiquipelProtectionLLC]isourdesignatedUSagent forserviceofprocessfortheabovereferencedFCCID.[LiquipelProtectionLLC] acceptstomaintainanagentfornolessthanoneyearafterthegranteehas terminatedallmarketingandimportationortheconclusionofanycommission relatedproceedinginvolvingequipment.[LiquipelProtectionLLC]accepts,asof thedateofthefilingoftheapplication,theobligationofthedesignatedUS agentforserviceofprocessfortheabovereferenceFCCID. TheUSAgentforServiceofProcessisawareofandagreestocomplywiththerequirements outlinedintheFCCEquipmentAuthorizationProgram,ReportandOrderFCC22-84,andclause §2.911. TheApplicantisawareofandagreestocomplywiththerequirementsoutlinedintheFCC EquipmentAuthorizationProgram,ReportandOrderFCC22-84,andclause§2.911. Date:2026.8.17 Applicant’sName:LinguichuUSAgent’sName:Linguichu Title:ManagerTitle:Manager SignatureSignature

AttestationStatement. OldCode:C526609124NewCode:00015544Ed.3 Changereason:FRNisaddedtotheApplicantinformationsection. 1/1 TO: OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 TheCommissionadoptedrulesthatprohibitequipmentauthorizationfor“covered” telecommunicationsequipmentandvideosurveillanceequipmentproducedbyentitiesidentified ontheCommission’sCoveredList 1 ,whichisperiodicallyupdated.SeetheCoveredListformore details.ThisAttestationStatementistoconfirmthatwefollowtheSection2.911(d)(5)(i)-(ii) Applicant Companyname:LiquipelProtectionLLC Granteecode:2AVV6 FRN:0029326568 FCCID:2AVV6-827370 ContactName:Linguichu Address:Street:19800MacArthurBlvd.Suite300,IrvineCaliforniaUnitedStates92612 TelephoneNo.:13802904065 Email:[email protected] i.LiquipelProtectionLLC(“theapplicant”)certifiesthattheequipmentfor whichauthorizationissoughtisnot“covered”equipmentprohibitedfrom receivinganequipmentauthorizationpursuanttosection2.903oftheFCC rules.Theapplicantmustsignthiscertification. ii.LiquipelProtectionLLC(“theapplicant”)certifiesthat,asofthedateofthe filingoftheapplication,theapplicant[isnot](asaspecificallynamedentity oranyofitssubsidiariesoraffiliates)identifiedontheCoveredListasan entityproducing“covered”equipment.Theapplicantmustsignthis certification. [LiquipelProtectionLLC](“theapplicant”)certifiesthat,asofthedateofthefiling ofthe application,theapplicant[isnot]identifiedontheCoveredList asanentityproducing“covered” equipment. Date:2026.8.17 Applicant’sName:Linguichu Title:Manager Signature 1 TheCommission’sCoveredListispublishedbythePublicSafetyandHomelandSecurityBureauandpostedonthe Commission’swebsite.ThisCoveredList,whichisperiodicallyupdated,identifiesparticularequipment,producedby particularentities,thatconstitutes“covered”equipment.https://www.fcc.gov/supplychain/coveredlist

LiquipelProtectionLLC Code00018768Ed.2 Item1.Thedeviceisabletoinstallsoftware/programinstallation? ☐ Yes,gotoItem2. ☒ No.Inthiscase,therestoftheitemsdonotapply.ThedevicecannotsupportinstallationofKaspersky cybersecurityoranti-virussoftware. Item2.TechnicalRequirementsforKasperskyCybersecuritySoftware: #GeneralRequirements(ForallDevices)Yes/NoorN/AComments 1Internetconnectionforactivationandupdates(ForallOperating Systems) N/A #GeneralRequirements(ForWindowsDevices)Yes/NoorN/AComments Device Companyname Granteecode FCCID FRN Contactname Address Telephonenumber E-mail Chipset/moduleinformation OperatingSystem(ifapplicable) StorageCapacity(harddriveorother permanentmemorystorage,ifapplicable) Powertek Liquipel Protection LLC 2AVV6 2AVV6-827370 0029326568 Lin guichu Street: 19800 MacArthur Blvd. Suite 300, Irvine California United States 92612 13802904065 [email protected] MCU:YM-Q248C,RF:YM-8951,YM-8952, N/A N/A 2 1Storage:1500MBfreespaceontheharddriveN/A 2OperatingSystem: MicrosoftWindows8,8.1,10&11Home/Pro/Enterprise Microsoft Windows7Starter/HomeBasic&Premium/Professional/ UltimateSP1orhigher N/A 3Processor:1GHzorhigher(x86orx64)N/A 4Memory(RAM)1GB(32-bit)or2GB(64-bit)N/A 5ScreenResolution:Minimumresolutionof1024x768N/A #GeneralRequirements(FormacOSdevices)Yes/NoorN/AComments 1OperatingSystemmacOS®13–14N/A 2Memory(RAM)4GBN/A 3Storage:3455MBfreespaceontheharddriveN/A #GeneralRequirements(ForAndroidDevices)Yes/NoorN/AComments 1Storage:150MBfreespaceN/A 2OperatingSystem:Android™10–14N/A 3ScreenResolution:Minimumresolutionof320x480N/A #GeneralRequirements(foriOSdevices)Yes/NoorN/AComments 1Storage:150MBfreespaceN/A 2OperatingSystem:iOS®17N/A #GeneralRequirements(ForLinuxsystem)Yes/NoorN/AComments 1Harddrive:1GBoffreespaceN/A 3 2CPU:IntelPentium1GHzorhigherN/A 3RAM:1GBN/A 4Minimumsoftwarerequirements: AlmaLinuxOS8orlater; AlterOS7.5orlater; AstraLinuxCommonEdition2.12orlater; CentOS6.7orlater; DebianGNU/Linux10.0orlater; EulerOS2.0orlater; OracleLinux7.3orlater; RedHatEnterpriseLinux6.7orlater; RockyLinux8.5orlater; SUSELinuxEnterpriseServer12.5orlater; Ubuntu12.04orlater; UncomOSHome/Business/Education/Enterprise2.2orlater; ALTLinuxWorkstaton/WorkstationK/Server/Education8or later; ROSALinuxWorkstation/Server12orlater; REDOS7.3andlater; N/A Afterreviewedthetechnicalrequirements,isthedevicecapableofsupportingtheinstallationof Kasperskysoftware? ☐Yes,gotoItem3. ☒ No.Inthiscase,therestoftheitemsdonotapply.ThedevicecannotsupportinstallationofKaspersky software Item3.ConnectivityCapabilities: 4 #PhysicalInterfacePurposeJustification 1 1 #WirelessInterfacePurposeJustification 1 1 Afterthereviewofthisitems,thedevice: ☒Cannotsupportinstallationofanycybersecurityoranti-virussoftwareonthecoveredlist. ☐ Potentiallycanoperatewithanycybersecurityoranti-virussoftwareonthecoveredlist–additionalthird- partyproofisprovidedtodemonstratecompliancewithrequirementsasof2.911(d)5(i),(ii)–“Proofof CompliancewithCoveredListSoftwareRequirements”ofthisdocumentapplies Signature:Name:Linguichu Date:2026.8.17 Oncethedocumentisfilledin,pleaseproceedtoprintaPDFofthisWord 1 Thejustificationfieldisusedtojustifywhythesoftwarecannotbereceivedthroughthatinterface.Checktheannexformore indications.

TCBCALLpágina1 FileFCCID:2AVV6-827370 PleaseuploadanexhibitthatexplainshowdoestheTCBverifythenewagentinformation: 1-IstheaddressoftheagentavalidphysicalUSmailingaddress(notaUSpostofficebox,notavirtualmailbox,notP.O.Boxes,notavacantlot,notapublicbuilding, etc.) ○Wehavecheckediftheaddressexistsinarealandpotentialbuilding(Googlemaps)+officialUSregister,afterthisverificationandtheevidencebelowwecan guaranteethefollowing: notaUSpostofficebox notavirtualmailbox notP.O.Boxes notavacantlot notapublicbuilding(note) ►WecheckedtheFCCFRNSearchbasedontheinformationprovidedbythegrantee. TheapplicantisadomesticAmericanenterprise.Theychoose themselvesastheircontactpersonanddonotneedtoseekother agents Ingoogle: TCBCALLpágina2 ►CONCLUSIONbyTCB:TheASOPdefinedandprovidedbygranteeisVALIDandconfirmed.Thereforetheexhibit"C5266091_X23_Ed1_US_Agent_Letter" includedinthefileisok. 2-IstheagentphysicallylocatedatthatvalidUSaddresssuchthattheagentcanbelegallyservedatthataddress? Yes,checkabove 3-Hasthelistedagentclearlyagreedinwritingtoserveastheagentforthegranteeatthataddress? Yes,itisincludedintheexhibit"C5266091_X23_Ed1_US_Agent_Letter" >

C5266091_X10_Ed.2 1/1 LiquipelProtectionLLC OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 Date:2026.8.17 Subject:RequestforConfidentiality FCCID:2AVV6-827370 ToWhomItMayConcern, PursuanttotheprovisionsofSections0.457and0.459ofCommission'srules (47CFR0.457,0.459),wearerequestingtheCommissiontowithholdthefollowing attachment(s)asconfidentialdocumentfrompublicdisclosure. ExhibitsLong-Term Confidentiality Short-Term Confidentiality NOTE2 IDLabel/LocationNoNo AttestationStatementNoNo ExternalPhotosNo ☐ BlockDiagram ☒☐ Schematics ☒☐ TestReportNoNo TestSetupPhotosNo ☐ User’sManual ☐ NOTE 1 ☐ InternalPhotos ☐ NOTE 1 ☐ PartsList/TuneUp ☐☐ RFExposureInfoNoNo OperationalDescription ☒☐ CoverLetter(s)NoNo SDRSoftware/SecurityInfo ☐ No NOTE1:Long-TermConfidentialitymaybepermittedunderspecialconditions(SeeII.LONG-TERMCONFIDENTIALITY,Section3of KDB726920,uselastinforce) NOTE2:Short-TermConfidentialitycanberequestedforamaximumof180daysfromthedateofthegrant. Abovementioneddocumentcontainsdetailedsystemandequipmentdescriptionare consideredasproprietaryinformationinoperationoftheequipment.Thepublic disclosureofabovedocumentsmightbeharmfultoourcompanyandwouldgive competitoranunfairadvantageinthemarket. Incaseofshort-termConfidentiality,theapplicantrequeststheexhibitsselected abovearewithheldfrompublicviewforaperiodof______daysfromthedateofthe GrantofEquipmentAuthorizationandpriortomarketing. Itisourunderstandingthatallmeasurementtestreports,FCCIDlabelformatand correspondentduringcertificationreviewprocesscannotbegrantedasconfidential documentsandthoseinformationwillbeavailableforpublicreviewoncethegrantof equipmentauthorizationisissued. C5266091_X10_Ed.2 1/1 Sincerely, Signature: Name:Linguichu Title:Manager

C5266091_X8_Ed.1 1/1 LetterofAuthorization LiquipelProtectionLLC Company:LiquipelProtectionLLC Address:Street:19800MacArthurBlvd.Suite300,IrvineCalifornia UnitedStates92612 ProductName:Powertek ModelNumber:827370 FCCIdentifier:2AVV6-827370 WeauthorizeLGAITechnologicalCenterS.A.,RondadelaFontdelCarme,s/n, 08193Bellaterra,Spain,toactonourbehalfonallmattersconcerningthe abovenamedequipment. AnyindividualwithinLGAITechnologicalCenterS.A.isauthorizedtoactonour behalfandtakeactionontheapplication. WedeclarethatauthorizeLGAITechnologicalCenterS.A.,RondadelaFontdel Carme,s/n,08193Bellaterra,Spain,isallowedtoforwardallinformation relatedtotheapprovalprojecttotheFederalCommunicationCommissionand todiscussanyissuesconcerningtheapprovalapplication.Anyandallacts carriedoutbyLGAITechnologicalCenterS.A.onourbehalfshallhavethe sameeffectasactsofourown. Name:LinguichuDate:2026.8.17 Title:Manager Signatureofapplicant:

EUTPHOTO(ExternalPhotos) TestModel:827370 ※※※※※ENDOFREPORT※※※※※

Labelandlabellocation FCCIDLABEL: High:1cm Wide:3cm LabelLocation: FCCID:2AVV6-827370

EUTPHOTO(InternalPhotos) TestModel:827370 ANT1 ANT2 ANT3 ※※※※※ENDOFREPORT※※※※※

RFEXPOSUREEVALUATION FCCID:2AVV6-827370 Applicant:LiquipelProtectionLLC Address: 19800MacArthurBlvd.Suite300,IrvineCA92612 Manufacturer:VERSOGOTECH(VIETNAM)TECHNOLOGYCOMPANYLIMITED Address: TS7Road,TienSonIndustrialPark,TamSonWard,BacNinhProvince, VietNam ProductName: Powertek ModelNo.: 827370 SerialNo.: N/A ModelDifference: N/A ApplicableStandards: KDB680106D01 OperationFrequency: ANT1&2:115kHz~205kHz ANT3:300kHz~350kHz ModulationType:ASK AntennaType:ANT1&2&3:LoopCoilAntenna AntennaGain:ANT1&2&3:0dBi PowerSupply:USB-CInput::9V3A EarbudsOutput:5WMax AppleWatchOutput:2.5WMax Qi2SmartphoneOutput:5W,7.5W,10W,15WMax TransmittingMode:KeeptheEUTincontinuouslywirelesschargingmode DateofTest: Jul.30,2026toAug.10,2026 Dateofissue: Aug.10,2026 Testingprocedureandtestinglocation: TestingLaboratory ....................................... :ShenzhenZKTTechnologyCo.,Ltd. Address ............................................................ :1/F,No.101,BuildingB,No.6,TangweiCommunity IndustrialAvenue,FuhaiStreet,Bao'anDistrict, Shenzhen,China JimLiu Testedby(name+signature).......................: JacksonFang Reviewer(name+signature) ....................... : LakeXie Approved(name+signature).......................: EUTmodeofoperationbeforefolding: TestModes:Description: Phone Coil+EarbudsCoil+ WatchCoil Mode1:AC/DCAdapter(9V/3A)+EUT+Phone+Earbuds+Watch(BatteryStatus:<1%) Mode2:AC/DCAdapter(9V/3A)+EUT+Phone+Earbuds+Watch(BatteryStatus:<50%) Mode3:AC/DCAdapter(9V/3A)+EUT+Phone+Earbuds+Watch(Battery Status:<100%) PhoneCoi Mode4:AC/DCAdapter(9V/3A)+EUT+Phone(BatteryStatus:<1%) Mode5:AC/DCAdapter(9V/3A)+EUT+Phone(BatteryStatus:<50%) Mode6:AC/DCAdapter(9V/3A)+EUT+Phone(BatteryStatus:<100%) EarbudsCoil Mode7:AC/DCAdapter(9V/3A)+EUT+Earbuds(BatteryStatus:<1%) Mode8:AC/DCAdapter(9V/3A)+EUT+Earbuds(BatteryStatus:<50%) Mode9:AC/DCAdapter(9V/3A)+EUT+Earbuds(BatteryStatus:<100%) WatchCoil Mode10:AC/DCAdapter(9V/3A)+EUT+Watch(BatteryStatus:<1%) Mode11:AC/DCAdapter(9V/3A)+EUT+Watch(BatteryStatus:<50%) Mode12:AC/DCAdapter(9V/3A)+EUT+Watch(BatteryStatus:<100%) NoLoadsAC/DCAdapter+EUT 1MeasuringStandard 1.1Accordingto§1.1307(b)(1),systemsoperatingundertheprovisionsofthissectionshallbeoperatedina mannerthatensuresthatthepublicisnotexposedtoradiofrequencyenergylevelinexcessofthe Commission’sguidelines.Accordingto§1.1310and§2.1091RFexposureiscalculated.According KDB680106D01WirelessPowerTransferv04. 1.2MEASUREMENTUNCERTAINTY Thereporteduncertaintyofmeasurementy±U,whereexpendeduncertaintyUisbasedona standarduncertaintymultipliedbyacoveragefactorofk=2,providingalevelofconfidenceof approximately95%. No.ItemUncertainly 1H-filed±0.93dB 2E-filed±0.51dB 2.1Requirements $1.1310:Thecriterialistedinthefollowingtableshallbeusedtoevaluatetheenvironmentimpactofhuman exposuretoradiofrequency(RF)radiationasspecifiedin$1.1307(b),exceptinthecaseofportabledevices whichshallbeevaluatedaccordingtotheprovisionsofFCCpart2.1093ofthischapter. 2.2Limits Thecriterialistedinthefollowingtableshallbeusedtoevaluatetheenvironmentimpactofhumanexposure toradiofrequency(RF)radiationasspecifiedin1.1307(b) LimitsforMaximumPermissibleExposure(MPE): 2.3TestSetup 3TestProcedure 1)TheRFexposuretestwasperformedon360degreeturntableinanechoicchamber. 2)Themeasurementprobewasplacedattestdistance(20cmandabovefromallsidesandTop)whichis betweentheedgeofthechargerandthegeometriccentreofprobe. 3)Theturntablewasrotated360ddegreetosearchofhigheststrength. 4)Thehighestemissionlevelwasrecordedandcomparedwithlimitassoonasmeasurementofeachpoints werecompleted. 5)TheEUTweremeasuredaccordingtothedictatesofKDB680106D01V04. 4.1TestInstrumentslist TestEquipmentManufacturerModelNo.SN. Cal.Date (mm-dd-yy) Cal.Duedate (mm-dd-yy) ExposureLevelTesterNardaELT-400180ZX10220Sep.29,2025Sep.28,2026 Magneticfieldprobe 100cm 2 NardaELTprobe100cm 2 M0675Sep.29,2025Sep.28,2026 4.2Test*auxiliaryequipment.list* Item EquipmentMfr/BrandModel/TypeNo.SeriesNo.Note E-1Powertekpowertek827370N/A EUT E-2 AC/DCAdapterN/AX569 N/A Auxiliary E-3 PhoneAPPLEiPhone13N/AAuxiliary E-4 WatchBASEUSE3N/AAuxiliary E-5 EarbudsULTRAWS85N/AAuxiliary 5TestResult (iPhoneCoil15W) H-FiledStrengthat20cmfromtheedgessurroundingtheEUT(uT): BatteryLevel: Frequency Range(MHz) Test PositionLeft Test PositionRight Test PositionRear Test PositionFront Test PositionTop <1%Battery0.111-0.2050.390.350.370.360.38 50%Battery0.111-0.2050.290.260.280.300.29 >98%Battery0.111-0.2050.260.250.240.250.26 TheMagneticfieldstrength(A/m)conversionresultsareonthenextpage. H-FiledStrengthat20cmfromtheedgessurroundingtheEUT(A/m) BatteryLevel: Frequency Range(MHz) Test Position Left Test Position Right Test Position Rear Test Position Front Test Position Top Limits 50% (A/m) Limits (A/m) <1%Battery0.111-0.2050.310.280.300.290.30 0.8151.63 50%Battery0.111-0.2050.230.210.220.240.23 0.8151.63 >98%Battery0.111-0.2050.210.200.190.200.21 0.8151.63 Remark:A/m=uT/1.25 (EarphoneCoil) H-FiledStrengthat20cmfromtheedgessurroundingtheEUT(uT): BatteryLevel: Frequency Range(MHz) Test PositionLeft Test PositionRight Test PositionRear Test PositionFront Test PositionTop <1%Battery0.111-0.2050.340.320.360.340.36 50%Battery0.111-0.2050.280.240.250.280.27 >98%Battery0.111-0.2050.240.220.230.220.22 TheMagneticfieldstrength(A/m)conversionresultsareonthenextpage. H-FiledStrengthat20cmfromtheedgessurroundingtheEUT(A/m) BatteryLevel: Frequency Range(MHz) Test Position Left Test Position Right Test Position Rear Test Position Front Test Position Top Limits 50% (A/m) Limits (A/m) <1%Battery0.111-0.2050.270.260.290.270.29 0.8151.63 50%Battery0.111-0.2050.220.190.200.220.22 0.8151.63 >98%Battery0.111-0.2050.190.180.180.180.18 0.8151.63 Remark:A/m=uT/1.25 (WatchCoil) H-FiledStrengthat20cmfromtheedgessurroundingtheEUT(uT): BatteryLevel: Frequency Range(MHz) Test PositionLeft Test PositionRight Test PositionRear Test PositionFront Test PositionTop <1%Battery0.3-0.3500.300.280.290.270.28 50%Battery0.3-0.3500.250.260.270.260.25 >98%Battery0.3-0.3500.260.240.230.220.21 TheMagneticfieldstre…

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ReportNo.:ZKT-2607271852E Page1of35 FCCTESTREPORT FCCID:2AVV6-827370 ReportNumber.....................................: ZKT-2607271852E DateofTest ....................................................... :Jul.30,2026toAug.10,2026 Dateofissue.........................................:Aug.10,2026 Totalnumberofpages .......................... 26 TestResult .......................................... : PASS TestingLaboratory. ........................... : ShenzhenZKTTechnologyCo.,Ltd. Address...............................................: 1/F,No.101,BuildingB,No.6,TangweiCommunityIndustrialAvenue, FuhaiStreet,Bao'anDistrict,Shenzhen,China Applicant'sname.............................: LiquipelProtectionLLC Address...............................................:19800MacArthurBlvd.Suite300,IrvineCA92612 Manufacturer'sname ...................... : VERSOGOTECH(VIETNAM)TECHNOLOGYCOMPANY LIMITED Address...............................................: TS7Road,TienSonIndustrialPark,TamSonWard,Bac NinhProvince,VietNam Testspecification: C63.10a-2024 Testprocedure.....................................: / Non-standardtestmethod ................ :N/ FCC CFR Title 47 Part 15 Subpart C Standard ................................................ : ANSI C63.10-2020 + Cor. 1-2023+C63.10a-2024 + Errata to A TestReportFormNo. ....................... : TRF-EL-111_V0 TestReportForm(s)Originator.....: ZKTTesting MasterTRF........................................: Dated:2020-01-06 ThisdevicedescribedabovehasbeentestedbyZKT,andthetestresultsshowthattheequipmentundertest (EUT)isincompliancewiththeFCCrequirements.Anditisapplicableonlytothetestedsampleidentifiedin thereport. Thisreportshallnotbereproducedexceptinfull,withoutthewrittenapprovalofZKT,thisdocumentmaybe alteredorrevisedbyZKT,personalonly,andshallbenotedintherevisionofthedocument. Productname.....................................:Powertek Trademark ........................................... :powertek Model/Typereference.........................: 827370 Ratings..................................................: USB-CInput:9V3A EarbudsOutput:5WMax AppleWatchOutput:2.5WMax Qi2SmartphoneOutput:5W,7.5W,10W,15WMax ReportNo.:ZKT-2607271852E Page2of35 Testingprocedureandtestinglocation: TestingLaboratory ....................................... : ShenzhenZKTTechnologyCo.,Ltd. Address ............................................................ :1/F,No.101,BuildingB,No.6,TangweiCommunity IndustrialAvenue,FuhaiStreet,Bao'anDistrict, Shenzhen,China JimLiu Testedby(name+signature) ....................... : JacksonFang Reviewer(name+signature).......................: LakeXie Approved(name+signature).......................: ReportNo.:ZKT-2607271852E Page3of35 TABLEOFCONTENTS 1.VERSION.................................................................................................................................................................4 2.TESTSUMMARY...................................................................................................................................................5 2.1TESTFACILITY...............................................................................................................................................6 2.2MEASUREMENTUNCERTAINTY................................................................................................................6 3.GENERALINFORMATION..................................................................................................................................7 3.1GENERALDESCRIPTIONOFEUT.............................................................................................................7 3.2TESTMODE.....................................................................................................................................................8 3.3BLOCKDIAGRAMOFEUTCONFIGURATION.......................................................................................10 3.4TESTCONDITIONS......................................................................................................................................11 3.5DESCRIPTIONOFSUPPORTUNITS(CONDUCTEDMODE)............................................................11 3.6EQUIPMENTSLISTFORALLTESTITEMS............................................................................................12 4.CONDUCTEDEMISSIONTEST........................................................................................................................14 4.1CONDUCTEDEMISSIONMEASUREMENT............................................................................................14 4.1.1POWERLINECONDUCTEDEMISSIONLimits...................................................................................14 4.1.2TESTPROCEDURE..................................................................................................................................14 4.1.3DEVIATIONFROMTESTSTANDARD..................................................................................................14 4.1.4TESTSETUP..............................................................................................................................................15 4.1.5EUTOPERATINGCONDITIONS............................................................................................................15 4.1.6TESTRESULT............................................................................................................................................16 5.RADIATEDEMISSIONMEASUREMENT........................................................................................................18 5.1RADIATEDEMISSIONLIMITS...................................................................................................................18 5.2ANECHOICCHAMBERTESTSETUPDIAGRAM...................................................................................19 5.3TESTPROCEDURE..............................................................................................................................…

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Page 1 of4 Customer CUSTOMER: Customer Material Number: CUS T P / N: Material No.: P /N : Product Model Number: DESC: date DATE : edition: note SPECIFICATIONFOR APPROVAL Foreverdiffuse φ 14.0*20.5-0.08*24P-14TS-8-25C 20 23/ 12/ 05 A. 0 Fittingthe P RE PAR ED BY Review t he CHE CK ED BY Approval o ft heA PP ROVEDBY Thecustomer a ck now le dge dt hat th e CUSTOMERAP PR OVE chenlihua SHENZHEN YONGMAN DIGITAL CO.,LTD The phone coil and the earphone coil are identical, except for the differing lengths of the leads. Page 2 of4 Version Ch ange History editio n Rev . Prechange B e f o r e Change a f t e r c h a n g e A f t e r C h a n g e Change the d a t e o f Change Dat e Approval of the A pproved By A.0new issue ---- 2023/12/05 chen lihua Page 3 of4 Product m o d e l n u m b e r : D E S C φ14.0*20.5-0.08*24P-14TS-8- 25CC Rev： A.0 Customer CUST: C u s t o m e r m a t e r i a l n u m b e r C U S T P / N : 1 . D i m e n s i o n D I M E N S I O N : ( m m ) Deep gap 2 . A S c h e m a t i c d i a g r a m o f t h e S C H E M A T I C D I A G R A M 3 . W i n d i n g p a r a m e t e r W i n d i n g S p e c i f i c a t i o n : A 8 . 0 ± 0 . 5 B 2 5 . 0 ± 0 . 5 C 14.0±1 D 2 0 . 5 ± 1 E 1 3 . 0 m m F 3 . 0 0 ± 0 . 5 G 2 . 6 ± 0 . 5 p o u r : 1 . C r o s s c o i l o u t l e t 2 . T h e c o i l i s a t t a c h e d w i t h c i r c u l a r s o f t m a g n e t i c s h e e t w i t h s i z e φ 8 * 2 5 * 1 . 0 m m ; 3 . T h e l e a d o u t l e t p o s i t i o n i s s h o w n a b o v e ( w h e n t h e o u t l e t i s u p , t h e d e e p g a p i s b e l o w ) 4 . T h e o v e r a l l t h i c k n e s s o f t h e c o i l i s n o t m o r e t h a n 3 m m ; 5 o r d e r n u m b e r NO . T e r m i n a l , T E R M I N A L L i n e d i a m e t e r W I R E n u m b e r o f t u r n s T u rns W i n d i n g d i r e c t i o n i s W i n d i n g D i r e c t i o n 1SF 0.08*24 1 3 T s a n t i c l o c k w i s e 4 . E l e c t r i c a l c h a r a c t e r i s t i c s E L E C T R I C A L C H A R A C T E R I S T I C S : T e m p e r a t u r e T E M P E R A T U R E : 2 5 ± 1 0 ° C , h u m i d i t y R E L A T I V E H U M I D I T Y : 6 5 ± 2 0 % o r d e r n u m b e r NO. T h e P r o j e c t I T E M T e r m i n a l , T E R M I N A L s t a n d a r d S P E C I F I C A T I O N t e s t c o n d i t i o n T E S T F R E Q U E N C Y m e a s u r i n g a n d t e s t i n s t r u m e n t s TEST EQUIP M E N T S 1 IND .S -F 4.8 uH ± 10%, individual c o i l 100KHz/1.0VLCZ METER 1062B 2 I N D . S - F 7 . 8 u H ± 1 0 % t a p e m a g n e t i c t a p e 1 0 0 K H z / 1 . 0 V L C Z M E T E R 1 0 6 2 B 3D C R S - F 6 0 0 m Ω M a x L C Z M E T E R 5 0 2 B Page4of4 File / date PREPARED BY / DATEReview / Date CHECKED BY / DATE chen lihua 2023 / 12 / 05 TEL/FAX: 0755-23099225 ADD: Floor2,Building1,Tiantong Industrial Park,Shenzhen Longhua, Dalang Huada Road Shenzhen yongman digital co., LTD Specification Document number A11 name of an article Wireless charging and transmitting coil module product size Φ 43.5*Φ 5*H1.8 Bonding mode Acetone self-adhesion A 20.5±0.5 B 39±1 C 43.5±0.5 D 35±2 E 40$X F 1.17±0.1 G 0.6±0.1 H 1.8±0.1 Unit: MM wire rod 0.08*105 shares Winding mode Single-wire overlapping type remarks 11 Ts Φ 43.5*Φ 5*0.6 L 6.8uH±10c/o The coil is number of counterclockwise. windings Magnetic disk size Coil size Φ 39.0*20.5 Test frequency 100KHZ test mode Series test Cu st o m er op ini on draw up a form check confirm CHENLIHUA date 2030626

EUTTESTPHOTO TestModel:827370 Probe LengthWidthRadius 11cm11cm5.5cm Testdistance:20cm ※※※※※ENDOFREPORT※※※※※

EUTTESTPHOTO TestModel:827370