2BWGQ-T-500IIIBattery power-off switch

WuhanXinyingTechnologyCo.,Ltd. Address ： Room4,1stFl,Bldg6,PVSolarProj,Taohua/Wuli/YougangVillages,QianchuanSt, HuangpiDist,Wuhan,Hubei,China FRN:0038501011 Date:2026-06-04 FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 Ref:AttestationStatementsPart2.911(d)(7)Filing SUBJECT:FCCApplicationforFCCID:2BWGQ-T-500III WuhanXinyingTechnologyCo.,Ltd.certifiesthat,asofthedateofthefilingoftheapplication, XINNAISIINCisourdesignatedU.S.agentforserviceofprocessfortheabovereferenced FCCID.WuhanXinyingTechnologyCo.,Ltd.acceptstomaintainanagentfornolessthan oneyearafterthegranteehasterminatedallmarketingandimportationortheconclusionof anyCommission-relatedproceedinginvolvingtheequipment. XINNAISIINCaccepts,asofthedateofthefilingoftheapplication,theobligationofthe designatedU.S.agentforserviceofprocessfortheabovereferencedFCCID. DesignatedU.S.AgentInformation: Name:XINNAISIINC Address:1500NGRANTSTSTER,DENVER,CO80203 FRN:0037518289 ContactPerson:KiKi Tel.:+01(951)893-3011 Email:[email protected] Sincerely, SignedonbehalfofWuhanXinying TechnologyCo.,Ltd. SignedonbehalfofXINNAISIINC Name:Name: Title:ManagerTitle:Manager Date:2026-06-04Date:2026-06-04

Rev9/15/2025 WuhanXinyingTechnologyCo.,Ltd. FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:Jun.4,2026 Ref:AttestationStatementsPart2.911(d)(5)(i)Filing FCCID:2BWGQ-T-500III WuhanXinyingTechnologyCo.,Ltd.certifiesthattheequipmentforwhichauthorizationissoughtisnot “covered”equipmentprohibitedfromreceivinganequipmentauthorizationpursuanttosection2.903of theFCCrules. WuhanXinyingTechnologyCo.,Ltd.certifiesthattheequipmentforwhichauthorizationissoughtdoes notincludecybersecurityoranti-virussoftwareproducedorprovidedbyKasperskyLab,Inc.oranyofits successorsandassignees,includingequipmentwithintegratedKasperskyLab,Inc.(oranyofits successorsandassignees)cybersecurityoranti-virussoftwarepursuanttoDA-24-886andKDB986446 D01CoveredEquipmentGuidancesectionB(2a). █Deviceisinherentlycompliantbasedonhardwarelimitationsorsoftwarecontrols. or ASoftwareBillofMaterials(SBOM)isprovidedtotheTCBforreview,and Theend-userorthirdpartiescannotinstalladditionalsoftwareonthisdevice. Sincerely, XIAOLU WuhanXinyingTechnologyCo.,Ltd. Rev9/15/2025 WuhanXinyingTechnologyCo.,Ltd. FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046 USA Date:Jun.4,2026 Ref:AttestationStatementsPart2.911(d)(5)(ii)Filing FCCID:2BWGQ-T-500III WuhanXinyingTechnologyCo.,Ltd.certifiesthat,asofthedateofthefilingoftheapplication,the applicantisnotidentifiedontheCoveredList(asaspecificallynamedentityoranyofitssubsidiariesor affiliates)asanentityproducing“covered”equipment. Sincerely, XIAOLU WuhanXinyingTechnologyCo.,Ltd.

WuhanXinyingTechnologyCo.,Ltd. Date：Jun.4,2026 ProductModelNumber:Batterypower-offswitch/T-200III FCCID：2BWGQ-T-500III Towhomitmayconcern, Re:ProductCertificationRepresentativeAuthorizationLetter WeauthorizeQAILaboratoriesLtd.3980NorthFraserWay,BurnabyB.C. CanadaV5J5K5toactonourbehalfonallmattersconcerningtheabove namedequipment. Thisshallincludethefollowing: Testing Approvalapplicationsandprocedures WedeclarethatQAILaboratoriesLtd.isallowedtoforwardallinformation relatedtotheapprovalprojecttotheappliedcertificationbodyandtothe notificationentitiesandtodiscussanyissuesconcerningtheapproval application.AnyandallactscarriedoutbyQAILaboratoriesLtd.onour behalfshallhavethesameeffectasactsofourown. By: ContactListedonFCCWesbite Title:XIAOLU Email:[email protected] Telephone:18122050760 Onbehalfof:WuhanXinyingTechnologyCo.,Ltd.

WuhanXinyingTechnologyCo.,Ltd. OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 USA Date:June4,2026 Subject;RequestforConfidentiality FCCID:2BWGQ-T-500III ToWhomItMayConcern, PursuanttotheprovisionsoftheCommission’srulesTitle47Sections§0.457and§0.459,we arerequestingtheCommissiontowithholdthefollowingattachment(s)asconfidential documentsfrompublicdisclosureindefinitely. Thesedocumentscontaindetailedsystemandequipmentdescriptionsandareconsideredas proprietaryinformationinoperationoftheequipment.Thepublicdisclosureofthese documentsmightbeharmfultoourcompanyandwouldgivecompetitorsanunfairadvantage inthemarket. █SchematicDiagram █BlockDiagram PartsList █OperationalDescription Tune-upProcedure SoftwareSecurityRequirementsforUNIIdevices 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:XIAOLU Title:Manager

FCCID:2BWGQ-T-500III FCCLabelSample FCCLabelSpecifications TextisBlackincolorandisjustified.Labelsareprintedinindelibleinkonpermanent adhesivebackingorsilk-screenedontotheEUTorshallbeaffixedataconspicuouslocation ontheEUT.WheretheEUTisconstructedintwoormoresectionsconnectedbywiresand marketedtogether,theabovestatementisrequiredtobeaffixedonlytothemaincontrol unit.WhentheEUTissosmallorforsuchusethatitisnotpracticabletoplacethestatement onit,theaboveinformationshallbeplacedinaprominentlocationintheinstructionmanual orpamphletsuppliedtotheuseror,alternatively,shallbeplacedonthecontainerinwhich thedeviceismarketed. FCCLabelLocation Size:10mm*8mm LabelLocation Size:10mm*8mm FCCID:2BWGQ-T-500III

FCCID:2BWGQ-T-500III RFExposureEvaluation Limits Thecriterialistedinthefollowingtableshallbeusedtoevaluatetheenvironmentimpactofhuman exposuretoradiofrequency(RF)radiationasspecifiedin1.1307(b) LimitsforMaximumPermissibleExposure(MPE) Frequencyrange (MHz) Electricfield strength (V/m) Magneticfieldstrength (A/m) Powerdensity (mW/cm2) Averagingtime (minutes) (A)LimitsforOccupational/ControlledExposures 0.3–3.06141.63*(100)6 3.0–301842/f4.89/f*(900/f2)6 30–30061.40.1631.06 300–1500f/3006 1500–100,00056 (B)LimitsforGeneralPopulation/UncontrolledExposure 0.3–1.346141.63*(100)30 1.34–30824/f2.19/f*(180/f2)30 30–30027.50.0730.230 300–1500f/150030 1500–100,0001.030 f=frequencyinMHz Friistransmissionformula:Pd=(Pout*G)/(4*pi*r2) Where Pd=powerdensityinmW/cm2,Pout=outputpowertoantennainmW; G=gainofantennainlinearscale,Pi=3.1416; R=distancebetweenobservationpointandcenteroftheradiatorincm PdidthelimitofMPE,1mW/cm2.Ifweknowthemaximumgainoftheantennaandthetotalpower inputtotheantenna,throughthecalculation,wewillknowthedistancerwheretheMPElimitis reached. TestProcedure SoftwareprovidedbyclientenabledtheEUTtotransmitandreceivedataatlowest,middleand highestchannelindividually. TestResultofRFExposureEvaluation BLE Mode Outputpower toantenna (dBm) Outputpower toantenna (mW) PowerDensityat R=20cm (mW/cm 2 ) Limit (mW/cm 2 ) Result GFSK7.755.960.000641.0PASS Remark:BTantennagain=-2.66dBi=0.542 BLE:=0.00064<1.0limit SoaSARtestisnotrequired

ShenzhenHi-LinkElectronicCo.,Ltd PCBANTDatasheet ITEMANTSPEC ModelName2.4GANT Center Frequency HorizontalVertical 240024502500240024502500 -3.47-2.89-4.58-2.66-3.46-3.25 MAX.Gain Polarizatio -2.66dBi nHorizontalandVertical AzimuthBeam Pattern Omni-directional Impedance50Ohm Antenna Length Manufacture 9.50mm rShenzhenHi-LinkElectronicCo.,Ltd Add 17F，BuildingE,XingheWORLD,MinzhiStreet,LongHuadistrict,Shenzhen 518131 AntennaPhoto&Length(mm)

Add:4thFloor,Building10,No.60NanchangRoad,NanchangCommunity,XixiangStreet,Bao'anDistrict,ShenzhenCity,Guangdong,People's RepublicofChina Tel:+860755-82828582Mobilephone:+8613728818899E-mail:[email protected]:www.certata.com TESTREPORT ReportNo............................................:ATA2605170E FCCID······································:2BWGQ-T-500III Applicant .............................................. :WuhanXinyingTechnologyCo.,Ltd. Address.............................................: Room4,1stFl,Bldg6,PVSolarProj,Taohua/Wuli/Yougang Villages,QianchuanSt,HuangpiDist,Wuhan,Hubei,China Manufacturer......................................: WuhanXinyingTechnologyCo.,Ltd. Address.............................................: Room4,1stFl,Bldg6,PVSolarProj,Taohua/Wuli/Yougang Villages,QianchuanSt,HuangpiDist,Wuhan,Hubei,China ProductName ..................................... :Batterypower-offswitch TradeMark ............................................ :N/A TestModel.............................................:T-500III SeriesModel(s)....................................:N/A Standard..............................................:FCCCFRTitle47Part15SubpartCSection15.247 Testprocedure...................................:ANSIC63.10-2020+Cor.1-2023 DateofReceipt .................................... :May.15,2026 DateofTestDate ................................. :May.15,2026~May.27,2026 Dateofissue ......................................... :May.27,2026 Testresult ............................................ :Pass Compiledby: (Printedname+signature)LilyZheng Supervisedby: (Printedname+signature)TravisYoung Approvedby: (Printedname+signature)Jasonchen TestingLaboratoryName ................ :ShenzhenATATestingLab.Inc Address ................................................. : 4thFloor,Building10,No.60NanchangRoad,Nanchang Community,XixiangStreet,Bao'anDistrict,ShenzhenCity, China Thistestreportmaybeduplicatedcompletelyforlegalusewiththeapprovaloftheapplicant.Itshouldnotbe reproducedexceptinfull,withoutthewrittenapprovalofourlaboratory.Theclientshouldnotuseittoclaim productendorsementbyATA.Thetestresultsinthereportonlyapplytothetestedsample.Thetestreport shallbeinvalidwithoutallthesignaturesoftestingengineers,reviewerandapprover.Anyobjectionsmustbe raisedtoATAwithin15dayssincethedatewhenthereportisreceived.Itwillnotbetakenintoconsideration beyondthislimit.Thetestreportmerelycorrespondtothetestsample. Page 2 of 32 ReportNo.:ATA2605170E Add:4thFloor,Building10,No.60NanchangRoad,NanchangCommunity,XixiangStreet,Bao'anDistrict,ShenzhenCity,Guangdong,People's RepublicofChina Tel:+860755-82828582Mobilephone:+8613728818899E-mail:[email protected]:www.certata.com TABLEOFCONTENTSPage 1.TESTSUMMARY................................................................................................................................................................3 1.1.TESTSTANDARDS...................................................................................................................................................................3 1.2.REPORTVERSION...................................................................................................................................................................3 1.3.TESTDESCRIPTION.................................................................................................................................................................4 1.4.TESTFACILITY........................................................................................................................................................................5 1.5.MEASUREMENTUNCERTAINTY.................................................................................................................................................6 1.6.ENVIRONMENTALCONDITIONS.................................................................................................................................................6 2.GENERALINFORMATION...................................................................................................................................................7 2.1.GENERALDESCRIPTIONOFEUT...............................................................................................................................................7 2.2.DESCRIPTIONOFTHETESTMODES..................................................................................................................................8 2.3.BLOCKDIGRAMSHOWINGTHECONFIGURATIONOFSYSTEMTESTED...........................................................................8 2.4.DESCRIPTIONOFNECESSARYACCESSORIESANDSUPPORTUNITS..................................................................................9 2.5.MEASUREMENTINSTRUMENTSLIST........................................................................................................................................10 2.5.TESTSOFTWARE..................................................................................................................................................................11 3.TESTITEMANDRESULTS.................................................................................................................................................12 3.1.ANTENNAREQUIREMENT......................................................................................................................................................12 3.2.CONDUCTEDEMISSION.........................................................................................................................................................13 3.3.BANDEDGEANDSPURIOUSEMISSION(CONDUCTED)................................................................................................................14 3.4.6DBBANDWIDTH................................................................................................................................................................15 3.5.PEAKOUTPUTPOWER.......................................…

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