2BBMS-GJMC-001Sifang Power Bank

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linxianjiangheyuanzaoyeyouxiangongsi 2.911(d)(5)(i)EquipmentTypeAttestationv1.2 Section2.911(d)(5)(i)Certification–EquipmentType Companyname:Companyname:linxianjiangheyuanzaoyeyouxiangongsi Address:shanxishenglinxianquyuzhenhaojiawacunhaojiawazu23hao ProductName:SifangPowerBank FCCID:2BBMS-GJMC-001 Model(s):GJMC-001,GJMC-002,GJMC-003,GJMC-004 2.911(d)(5)(i)EquipmentType We,linxianjiangheyuanzaoyeyouxiangongsi(“theapplicant”)certifythattheequipmentforwhich authorizationissoughtthroughcertificationisnot:  Prohibitedfromreceivinganequipmentauthorizationpursuantto§2.903;oftheFCCrules.  Identifiedasanequipmenttypeinthe“CoveredList” NOTE1 Yourssincerely, Name:BingquanHaoDate:2023.06.12 TitleandCompanyname:Manager/linxianjiangheyuanzaoyeyouxiangongsi NOTE1 “CoveredList”;istheListofEquipmentandServicesCoveredBySection2ofTheSecureNetworksAct,availableat https://www.fcc.gov/supplychain/coveredlist References; 1)986446D01CoveredEquipmentv01 https://apps.fcc.gov/oetcf/kdb/forms/FTSSearchResultPage.cfm?switch=P&id=325672 2)FederalRegisterdocument2022-28263publishedon02/06/23 https://www.federalregister.gov/documents/2023/02/06/2022-28263/protecting-against-national-security-threats-to-the-com munications-supply-chain-through-the

linxianjiangheyuanzaoyeyouxiangongsi 2.911(d)(5)(ii)ApplicantAttestationv1.2 Section2.911(d)(5)(ii)Certification–Applicant(CoveredList) Companyname:Companyname:linxianjiangheyuanzaoyeyouxiangongsi Address:shanxishenglinxianquyuzhenhaojiawacunhaojiawazu23hao ProductName:SifangPowerBank FCCID:2BBMS-GJMC-001 Model(s):GJMC-001,GJMC-002,GJMC-003,GJMC-004 2.911(d)(5)(ii)Applicantfiling We,linxianjiangheyuanzaoyeyouxiangongsi(“theapplicant”)certifythat,asofthedateofthefilingof theapplication,theapplicantisnotidentified NOTE1 onthe“CoveredList” NOTE2 ,establishedpursuant to §1.50002ofthischapter,asanentityproducingcoveredcommunicationsequipment. Yourssincerely, Name:BingquanHaoDate:2023.06.12 TitleandCompanyname:Manager/linxianjiangheyuanzaoyeyouxiangongsi NOTE1 Deleteoptionnotapplicabletothisapplication. NOTE2 “CoveredList”;istheListofEquipmentandServicesCoveredBySection2ofTheSecureNetworksAct,availableat https://www.fcc.gov/supplychain/coveredlist References; 1)986446D01CoveredEquipmentv01 https://apps.fcc.gov/oetcf/kdb/forms/FTSSearchResultPage.cfm?switch=P&id=325672 2)FederalRegisterdocument2022-28263publishedon02/06/23 https://www.federalregister.gov/documents/2023/02/06/2022-28263/protecting-against-national-security-threats-to-the-com munications-supply-chain-through-the

linxianjiangheyuanzaoyeyouxiangongsi 2.911(d)(7)USAAgentv1.4 Section2.911(d)(7)USAAgentforServiceofProcess Companyname:Companyname:linxianjiangheyuanzaoyeyouxiangongsi Address:shanxishenglinxianquyuzhenhaojiawacunhaojiawazu23hao ProductName:SifangPowerBank FCCID:2BBMS-GJMC-001 Model(s):GJMC-001,GJMC-002,GJMC-003,GJMC-004 2.911(d)(7)USADesignatedAgentforServiceofProcess We,linxianjiangheyuanzaoyeyouxiangongsi(“theapplicant”)designateSUN BEYONDCONSULTINGLTD NOTE1 forthepurposeofacceptingserviceofprocesson behalfoftheapplicant. Applicantconsent:Weacknowledgeourconsenttoacceptserviceofprocessinthe UnitedStatesformattersrelatedtotheapplicableequipment,andatthephysicalU.S. addressandemailaddressofthedesignatedagentandacknowledgeour acceptanceofourobligationtomaintainanagentforserviceofprocessintheUnited Statesfornolessthanoneyearaftereitherwethegranteehavepermanently terminatedallmarketingandimportationoftheapplicableequipmentwithintheU.S., orattheconclusionofanyCommission-relatedadministrativeorjudicialproceeding involvingtheequipment,whicheverislater. Agentobligation:Weacknowledgeourobligationtoacceptserviceofprocessinthe UnitedStatesformattersrelatedtotheapplicableequipmentatourphysicalU.S. addressandemailaddressfornolessthanoneyearaftereitherthegranteehas permanentlyterminatedallmarketingandimportationoftheapplicableequipment withintheU.S.,orattheconclusionofanyCommission-relatedadministrativeor judicialproceedinginvolvingtheequipment,whicheverislater. USAAgent Companyname:SUNBEYOND CONSULTINGLTD USAAddress:90CANALSTREET,4TH FLOOROFFICENO.448 FRNNumber : 0033588823 ContactName:YaniesLee TelephoneNo:(309)822-2400 Email:[email protected] Applicant Companyname:linxianjiangheyuanzaoye youxiangongsi Address:shanxishenglinxianquyuzhen haojiawacunhaojiawazu23hao FCCGranteeCode:2BBMS ContactName:BingquanHao TelephoneNo:+8619803415932 Email:[email protected] Signature: Title:ComplianceManager Signature: Title:Manager Date:2023.06.12Date:2023.06.12 linxianjiangheyuanzaoyeyouxiangongsi 2.911(d)(7)USAAgentv1.4 NOTE1:AnapplicantlocatedintheUnitedStatesmaydesignateitselfastheagentforservice ofprocess. Reference;FederalRegisterdocument2022-28263publishedon02/06/23 https://www.federalregister.gov/documents/2023/02/06/2022-28263/protecting-against-nation al-security-threats-to-the-communications-supply-chain-through-the

linxianjiangheyuanzaoyeyouxiangongsi AgentAuthorization Company:linxianjiangheyuanzaoyeyouxiangongsi Address:shanxishenglinxianquyuzhenhaojiawacunhaojiawazu23hao ProductName:SifangPowerBank ModelNumber(s):GJMC-001,GJMC-002,GJMC-003,GJMC-004 ProductDescription:SifangPowerBank WeauthorizeMiCOMLabsInc.,575BoulderCourt,Pleasanton,California94566,USA, toactonourbehalfonallmattersconcerningthecertificationofabovenamed equipment. WedeclarethatMiCOMLabsInc.isallowedtoforwardallinformationrelatedtothe approvalandcertificationofequipmenttotheregulatoryagenciesasrequiredandto discussanyissuesconcerningtheapprovalapplication.Anyandallactscarriedoutby MiCOMLabsonourbehalfshallhavethesameeffectasactsofourown. Signature:Date:2023.06.12 Name:BingquanHao Title:Manager Company:linxianjiangheyuanzaoyeyouxiangongsi

linxianjiangheyuanzaoyeyouxiangongsi OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 USA Date:2023.06.12 Subject;RequestforConfidentiality FCCID:2BBMS-GJMC-001 ToWhomItMayConcern, PursuanttotheprovisionsoftheCommission’srulesTitle47Sections§0.457and§0.459,we arerequestingtheCommissiontowithholdthefollowingattachment(s)asconfidential documentsfrompublicdisclosureindefinitely. Thesedocumentscontaindetailedsystemandequipmentdescriptionsandareconsideredas proprietaryinformationinoperationoftheequipment.Thepublicdisclosureofthesedocuments mightbeharmfultoourcompanyandwouldgivecompetitorsanunfairadvantageinthemarket. SchematicDiagram BlockDiagram PartsList OperationalDescription Tune-upProcedure Inadditionaltoabovementioneddocuments,inordertocomplywiththemarketingregulations inTitle47CFR§2.803andtheimportationrulesinTitle47CFR§2.1204,whileensuringthat businesssensitiveinformationremainsconfidentialuntiltheactualmarketingofnewly authorizeddevices,werequestShortTermConfidentialityofthefollowingattachment(s); ExternalPhotos TestSetupPhotos InternalPhotos UserManual For45days,pursuanttoPublicNoticeDA04-1705. OR For180dayspursuanttoKDB726920D01. Itisourunderstandingthatallmeasurementtestreports,FCCIDlabelformatand correspondenceduringthecertificationreviewprocesscannotbegrantedasconfidential documentsandthisinformationwillbeavailableforpublicreviewoncethegrantofequipment authorizationisissued. Sincerely, Signature: Name:BingquanHao Title:Manager

linxianjiangheyuanzaoyeyouxiangongsi GJMC-001_ModelDifference Productdescription:SifangPowerBank Modelname:GJMC-001,GJMC-002,GJMC-003,GJMC-004 FCCID:2BBMS-GJMC-001 AllthemodelareofthesamecircuitandRFmodule,andtheonlydifferenceisthe modelname,Input,outputport,Appearancecolorandshape.ThemodelGJMC-001 isthetestedsample. GJMC-001,GJMC-003,GJMC-004:MicroUSBInput,USBoutput GJMC-002:WiredUSBInput,WiredMicroUSBoutput Regards Sincerely Client’ssignature: Client’sname/title:BingquanHao/Manager Contactinformation/address: shanxishenglinxianquyuzhenhaojiawacunhaojiawazu23hao GJMC-001 GJMC-002 GJMC-003, GJMC-004

FCCID:2BBMS-GJMC-001 EUTPHOTOS(ExternalPhotos) FCCID:2BBMS-GJMC-001 FCCID:2BBMS-GJMC-001 FCCID:2BBMS-GJMC-001 ※※※※※ENDOFREPORT※※※※※

FCCID:2BBMS-GJMC-001 SIFANG

FCCID:2BBMS-GJMC-001 EUTPHOTO(InternalPhotos) FCCID:2BBMS-GJMC-001 FCCID:2BBMS-GJMC-001 FCCID:2BBMS-GJMC-001 ANT FCCID:2BBMS-GJMC-001 FCCID:2BBMS-GJMC-001 FCCID:2BBMS-GJMC-001 FCCID:2BBMS-GJMC-001 ※※※※※ENDOFREPORT※※※※※

FCCID:2BBMS-GJMC-001 ProductName:SifangPowerBank ProductModelNo.:GJMC-001 TestAuxiliary:Wirelesschargingload ModelNo.:EESON Transmittingmode:KeeptheEUTincontinuouslywirelesschargingmode Powersupply:Input:5V2AorDC3.7Vbybattery Output:WirelessChargingPower:10W Wiredoutput:5V2.1A Note:EUTdoesnotsupportwirelesschargingoutputwhilecharging TestModes: Mode1Wirelesscharging(10W) Mode2Wirelesscharging(10W)+Wiredoutput Mode3Standby Note:Allmodesweretested,onlytheworst-casewasrecordedinthereport.Mode1istheworstmode. RFExposureEvaluation 1MeasuringStandard KDB680106RFExposureWirelessChargingAppsv03r01 2Requirements Accordingtotheitem5ofKDB680106v03r01: Inductivewirelesspowertransferapplicationsthatmeetallofthefollowingrequirementsareexcludedfrom submittinganRFexposureevaluation. (1)Powertransferfrequencyislessthan1MHz. TheEUTfrequencyrangeis:115kHz-205kHz. (2)Outputpowerfromeachprimarycoilislessthanorequalto15watts. Theoutputpowerislessthan15W. (3)Thesystemmayconsistofmorethanonesourceprimarycoils,chargingoneormoreclients.Ifmorethan oneprimarycoilispresent,thecoilpairsmaybepoweredonatthesametime. EUThasonlyonecoil. (4)Clientdeviceisplaceddirectlyincontactwiththetransmitter. EUTcanbedirectlycharged. (5)Mobileexposureconditionsonly(portableexposureconditionsarenotcoveredbythisexclusion). EUTisamobiledevice (6)TheaggregateH-fieldstrengthsanywhereatorbeyond15cmsurroundingthedevice,and20cmaway fromthesurfacefromallcoilsthatbydesigncansimultaneouslytransmit,andwhilethosecoilsare simultaneouslyenergized,aredemonstratedtobelessthan50%oftheapplicableMPElimit. Fulfilrequirements. Remark:Meetalltheaboverequirements. Limits Thecriterialistedinthefollowingtableshallbeusedtoevaluatetheenvironmentimpactofhumanexposure toradiofrequency(RF)radiationasspecifiedin1.1307(b) LimitsforMaximumPermissibleExposure(MPE) 3TestSetup 4TestProcedure 1)Formobileexposureconditions: a.TheRFexposuretestwasperformedinanechoicchamber. b.EandH-fieldmeasurementsshouldbemadewiththecenteroftheprobeatadistanceof15cm surroundingtheEUTand20cmabovethetopsurfaceoftheprimary/clientpair. c.Thehighestemissionlevelwasrecordedandcomparedwithlimit. d.TheEUTwasmeasuredaccordingtothedictatesofKDB680106v03r01. 2)Forportableexposureconditions: a.TheRFexposuretestwasperformedinanechoicchamber. b.EandH-fieldmeasurementsshouldbemadewiththeprobeat0cmforallsideoftheEUT. c.Thehighestemissionlevelwasrecordedandcomparedwithlimit. 3)Forportableexposureconditions:PerformH-fieldmeasurementsforeachedge/topsurfaceofthe host/clientpairatevery2cm,startingfromascloseaspossibleoutto10cm 5TestInstrumentslist TestEquipmentManufacturerModelNo.SN. Cal.Date (mm-dd-yy) Cal.Duedate (mm-dd-yy) ExposureLevelTesterNardaELT-400N-0231June25,2022June24,2023 Magneticfieldprobe 100cm 2 NardaELTprobe100cm 2 M0675June25,2022June24,2023 IsotropicElectricfield probe NardaEP-601611WX70332June25,2022June24,2023 Note:Probesize:6*5*5cm 6TestResult Wehaveevaluated1%,50%and99%batterychargingmode,andtheworstmode(1%)is showedinthisreport. E-FiledStrengthfromtheedgessurroundingtheEUT(V/m) The measurement probewas placedattest distancewhichis betweenthe edgeofthe chargerandthe geometricof probe(cm) Frequency Range(MHz) Test Position A (Left) Test Position B (Right) Test Position C (Rear) Test Position D (Front) Test Position E (Top) Test Position F (Bottom) Limits (V/m) 00.115-0.2050.951.040.950.941.000.91614 20.115-0.2050.890.851.020.891.020.83614 40.115-0.2050.910.910.940.901.021.02614 60.115-0.2050.940.840.851.010.870.87614 80.115-0.2050.930.960.910.870.860.81614 100.115-0.2050.890.990.980.960.980.84614 120.115-0.2050.860.940.980.900.900.90614 140.115-0.2050.851.020.910.870.840.94614 160.115-0.2050.820.871.000.980.880.84614 180.115-0.2050.960.960.980.910.890.85614 200.115-0.2050.990.930.870.920.880.91614 Note:Calculation:A/m=uT/1.25 H-FiledStrengthfromtheedgessurroundingtheEUT(A/m) The measureme ntprobe wasplaced attest distance whichis betweenthe edgeofthe chargerand the geometricof probe(cm) Frequency Range (MHz) Test Posi tion A (Left ) uT Test Posi tion A (Left ) A/m Test Posi tion B (Rig ht) uT Test Posit ionB (Rig ht) A/m Test Posi tion C (Rea r) uT Test Posi tion C (Re ar) A/m Test Posit ion D (Fro nt) uT Test Posi tion D (Fro nt) A/m Test Posit ionE (Top ) uT Test Posi tion E (Top ) A/m Test Posit ionF (Bott om) uT Test Posi tion F (Bott om) A/m Limit s (A/m ) 00.115-0.2050.460.370.290.230.440.350.200.160.300.240.250.201.63 20.115-0.2050.280.220.290.230.300.240.330.260.290.230.290.231.63 40.115-0.2050.250.200.390.310.260.210.240.190.330.260.380.301.63 60.115-0.2050.300.240.330.260.300.240.400.320.180.140.400.321.63 80.115-0.2050.390.310.200.160.240.190.300.240.280.220.160.131.63 100.115-0.2050.250.200.400.320.280.220.160.130.330.260.190.151.63 120.115-0.2050.180.140.350.280.350.280.400.320.450.360.360.291.63 140.115-0.2050.330.260.180.140.150.120.230.180.380.300.310.251.63 160.115-0.2050.350.280.390.310.190.150.160.130.280.220.350.281.63 180.115-0.2050.150.120.240.190.390.310.260.210.380.300.180.141.63 200.115-0.2050.310.250.330.260.310.250.380.300.210.170.390.311.63 7TestSet-upPhoto PositionA PositionB PositionC PositionD PositionE PositionF

ANTENNASPECIFICATION ITEMANTSPEC AntennaplateInductiveloopcoilAntenna FrequencyRange115~205kHz MAX.Gain0dBi ModulationMSK Impedance50Ohm ManufactureCangnanCountyLonggangGuojiastationeryfactoryCo.,Ltd. R=42.5mm±0.5mm

ProjectNo.:ZKT-230625L4768E Page 1 of 23 FCCTESTREPORT FCCID:2BBMS-GJMC-001 ReportNumber. .................................. :ZKT-230625L4768E DateofTest.......................................................: May18,2023toJun.08,2023 Dateofissue.........................................: Jun.08,2023 Totalnumberofpages..........................23 TestResult..........................................: PASS TestingLaboratory............................: ShenzhenZKTTechnologyCo.,Ltd. Address...............................................: 1/F,No.101,BuildingB,No.6,TangweiCommunityIndustrial Avenue,FuhaiStreet,Bao'anDistrict,Shenzhen,China Applicant'sname.............................:linxianjiangheyuanzaoyeyouxiangongsi Address...............................................: shanxishenglinxianquyuzhenhaojiawacunhaojiawazu23hao Manufacturer'sname......................:CangnanCountyLonggangGuojiastationeryfactoryCo.,Ltd. Address...............................................: BuildingA,industrialzone,Tengjiaotown,PingyangCounty, Wenzhouprovince,China Testspecification: Standard................................................:FCCCFRTitle47Part15SubpartC Testprocedure ..................................... : / Non-standardtestmethod ................ :N/A TestReportFormNo. ....................... : TRF-EL-107_V0 TestReportForm(s)Originator ..... : ZKTTesting MasterTRF ........................................ : Dated:2020-01-06 ThisdevicedescribedabovehasbeentestedbyZKT,andthetestresultsshowthattheequipmentunder test(EUT)isincompliancewiththeFCCrequirements.Anditisapplicableonlytothetestedsample identifiedinthereport. Thisreportshallnotbereproducedexceptinfull,withoutthewrittenapprovalofZKT,thisdocumentmay bealteredorrevisedbyZKT,personalonly,andshallbenotedintherevisionofthedocument. Productname ..................................... :SifangPowerBank Trademark ........................................... :/ Model/Typereference.........................:GJMC-001, GJMC-002,GJMC-003,GJMC-004 Ratings .................................................. : Input:5V2AorDC3.7Vbybattery Output:WirelessChargingPower:10W ProjectNo.:ZKT-230625L4768E Page 2 of 23 Testingprocedureandtestinglocation: TestingLaboratory.......................................:ShenzhenZKTTechnologyCo.,Ltd. Address............................................................:1/F,No.101,BuildingB,No.6,TangweiCommunity IndustrialAvenue,FuhaiStreet,Bao'anDistrict, Shenzhen,China JimLiu Testedby(name+signature).......................: TomZou Reviewer(name+signature).......................: LakeXie Approved(name+signature) ....................... : ProjectNo.:ZKT-230625L4768E Page 3 of 23 TABLEOFCONTENTS 1.VERSION..................................................................................................................................4 2.TESTSUMMARY...................................................................................................................5 2.1TESTFACILITY...............................................................................................................................6 2.2MEASUREMENTUNCERTAINTY...............................................................................................6 3.GENERALINFORMATION..................................................................................................7 3.1GENERALDESCRIPTIONOFEUT............................................................................................7 3.2Testmode.........................................................................................................................................7 3.3BlockDiagramofEUTConfiguration...........................................................................................7 3.4TestConditions................................................................................................................................7 3.5DescriptionOfSupportUnits(ConductedMode).......................................................................8 3.6EQUIPMENTSLISTFORALLTESTITEMS.............................................................................9 4.CONDUCTEDEMISSIONTEST........................................................................................11 4.1CONDUCTEDEMISSIONMEASUREMENT...........................................................................11 4.1.1POWERLINECONDUCTEDEMISSIONLimits..................................................................11 4.1.2TESTPROCEDURE..................................................................................................................11 4.1.3DEVIATIONFROMTESTSTANDARD..................................................................................11 4.1.4TESTSETUP..............................................................................................................................12 4.1.5EUTOPERATINGCONDITIONS............................................................................................12 4.1.6TestResult..................................................................................................................................13 5.RADIATEDEMISSIONMEASUREMENT.......................................................................15 5.1RadiatedEmissionLimits.............................................................................................................15 5.2AnechoicChamberTestSetupDiagram...................................................................................16 5.3TestProcedure..............................................................................................................................16 5.4DEVIATIONFROMTESTSTANDARD.....................................................................................16 5.5TestResult......................................................................................................................................17 6.BANDWIDTHTEST......................................................................................................…

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FCCID:2BBMS-GJMC-001 EUTTESTPHOTOS FCCID:2BBMS-GJMC-001 ※※※※※ENDOFREPORT※※※※※