2A7KZ-J230Curtain motor JXXX series

Curtain motor JXXX series

LocalRepresentativeLetter ForCertificationServiceintheUSA FederalCommunicationsCommission EquipmentAuthorizationDivision,ApplicationProcessingBranch 7435OaklandMillsRoad Columbia,MD21048 Towhomitmayconcern PursuanttoSection2.911(d)(7),oftheCommission’sRules(47C.F.R.)weattestasfollowsfor theproductlistedbelow: FCCIDModelname 2A7KZ-J230 J230/A，JXXX/*X=0~9*=A~Z Weherebyacknowledgeasfollows: i.bothsigneesconfirmthatthepointofcontactacceptsresponsibilitytoactasaUS- AmericanRepresentativeonbehalfoftheapplicant ii.thepointofcontactprovidesthephysicalU.S.addressandemailaslistedbelow iii.bothpartiesmaintaintherequirementsofthisagreementwithoutexpirationdate US-AmericanPointofContactApplicant/ApprovalHolder SignatureSignature CompanyName:LOBOSIOWAINCNingboSunfreeMotor TechnologyCo.,Ltd FRN:00364139610032574808 ContactName:HarleyLiChunJiang Address:4623BittercreekDrColorado SpringsCO80922US 202,No.418,QihangNorth Road,YinzhouDistrict,Ningbo, China Phone:+18188180538N/A Email:[email protected]@sunfreemotor.com

CoveredEquipmentAttestationLetter ForCertificationServiceintheUSA FederalCommunicationsCommission EquipmentAuthorizationDivision,ApplicationProcessingBranch 7435OaklandMillsRoad Columbia,MD21048 Towhomitmayconcern PursuanttoSection2.911(d)(5)(i)-(ii)oftheCommission’sRules(47C.F.R.)weattestas followsfortheproductlistedbelow: FCCIDModelname 2A7KZ-J230 J230/A，JXXX/*X=0~9*=A~Z We, Applicant CompanyName:NingboSunfreeMotorTechnologyCo.,Ltd Address:202,No.418,QihangNorthRoad,Yinzhou District,Ningbo,China Phone:18576721496 certifythattheequipmentforwhichauthorizationissoughtisnot“covered”equipment prohibitedfromreceivinganequipmentauthorizationpursuanttosection2.903oftheFCC rules.Thisincludesthecybersecurityandanti-virussoftwareproducedorprovidedby KasperskyLab,Inc.oranyofistsuccessorsandassignees. Wecertifythat,asofthedateofthefilingoftheapplication,theapplicantisnotidentified ontheCoveredListasanentityproducing“covered”equipment. Ifyouhaveanyquestions,pleasefeelfreetocontactusattheaddressshownbelow. Sincerely, 2026-4-7 SignatureDate PrintedNameofSignee:ChunJiang Company:NingboSunfreeMotor TechnologyCo.,Ltd Phone:13646687283 Email:[email protected] Address:202,No.418,QihangNorthRoad, YinzhouDistrict,Ningbo,China Fax:N/A

NingboSunfreeMotorTechnologyCo.,Ltd 202,No.418,QihangNorthRoad,YinzhouDistrict,Ningbo,China Date:2026-4-7 FCCID:2A7KZ-J230 ModelNumber:J230/A，JXXX/*X=0~9*=A~Z To:FederalCommunicationCommission AuthorizationandEvaluationDivision7435OaklandMillsRoad Columbia,MD21048 ToWhomItMayConcern, We,NingboSunfreeMotorTechnologyCo.,Ltdherebydeclarethatourproduct(Curtain motorJXXXseries)ModelNumber:J230/A，JXXX/*X=0~9*=A~Zelectricalidentical, theSchematic,PCBlayout,structureandsoftwarearesame,onlythedifferenceisthe modelnameformarketpurpose. Shouldyouhaveanyquestionsorcommentsregardingthismatter,pleasehave mybestattention. Sincerely, (Signed) Name/Title:ChunJiang/Manager Company:NingboSunfreeMotorTechnologyCo.,Ltd Address:202,No.418,QihangNorthRoad,YinzhouDistrict,Ningbo,China Phone:13646687283 FaxNumber:N/A E-Mail:[email protected]

ConfidentialityRequestLetter ForCertificationServiceintheUSA FederalCommunicationCommission EquipmentAuthorizationDivision,ApplicationProcessingBranch 7435OaklandMillsRoad Columbia,MD21048 Towhomitmayconcern PursuanttoParagraphs§0.457and0.459oftheCommission’sRules(47C.F.R.)andSection §552(b)(4)oftheFreedomofInformationAct,werequestconfidentialityforthe documentationofthefollowingproducts: FCCIDModelname 2A7KZ-J230 J230/A，JXXX/*X=0~9*=A~Z Fortheproductslistedabove,werequestpermanentconfidentialityforallapplicable exhibitsasthereare: theOperationalDescription  theBlockDiagram  theSchematics Theabovelistedexhibitscontaintradesecretsandproprietaryinformationthatcouldbeof benefittoourcompetitors. Ifyouhaveanyquestions,pleasefeelfreetocontactusattheaddressshownbelow. Sincerely, 2026-4-7 SignatureDate PrintedNameofSignee/Title:ChunJiang/Manager Company:NingboSunfreeMotorTechnologyCo.,Ltd Address:202,No.418,QihangNorthRoad,YinzhouDistrict, Ningbo,China Phone:13646687283 Fax:-- Email:[email protected]

ReportNo.:CISRR26031612601 Page 34 of 38 8.EXTERNALANDINTERNALPHOTOS 8.1.ExternalPhotos ReportNo.:CISRR26031612601 Page 35 of 38

森瑞机电 校对 设计 适用产品 尺 寸 材 质 油 墨 印刷工艺 是否含流水码 或条形码 审定 版本 日期 制图 是否覆膜 颜 色 使用规范 备注: 工艺描述 客户号 镭雕铭牌 2026-3-6 A-02 图纸认证说明 (此尺寸为本图内1:1尺寸) 5.128mm 7.2mm5.2 mm 7.28mm J230/A S.03 紫外激光雕刻 LD-J230-A 12-2025 12-2025 生产批号 12代表周 2025代表年 字体： 5号阿里巴巴普惠体，高度1mm 0.5N.m 30r/min IP20 USB-C 5V 2000mAh J230/A FCC ID:2A7KZ-J230

ReportNo.:CISRR26031612601 Page 36 of 38 8.2.InternalPhotos ANT ReportNo.:CISRR26031612601 Page 37 of 38 ReportNo.:CISRR26031612601 Page 38 of 38 ------Endofthereport-----

ReportNo.:CISRR26031612602 Reporttemplateversion:CISE-TR-001-A0Page:1of5 TESTREPORT RFExposureEvaluation ReportNo.CISRR26031612602 ProjectNo.CISR260316126 FCCID2A7KZ-J230 ApplicantNingboSunfreeMotorTechnologyCo.,Ltd. Address202,No.418,QihangNorthRoad,YinzhouDistrict,Ningbo,China ManufacturerNingboSunfreeMotorTechnologyCo.,Ltd. Address202,No.418,QihangNorthRoad,YinzhouDistrict,Ningbo,China ProductNameCurtainmotorJXXXseries Trademark- Model/TypereferenceJ230/A ListedModel(s)JXXX/*X=0~9*=A~Z Standard 47CFRPart2.1093 DateofsamplereceiptMarch17,2026 TestdateMarch17,2026toMarch22,2026 IssuedateMarch23,2026 TestresultComplied Reviewedby:LucasHuang Approvedby:HansHu Thetestresultsrelateonlytothetestedsamples. ThetestreportshouldnotbereproducedexceptinfullwithoutthewrittenapprovalofShenzhenBangceTesting TechnologyCo.,Ltd. ReportNo.:CISRR26031612602 Reporttemplateversion:CISE-TR-001-A0Page:2of5 1.APPLICABLESTANDARD 47CFRPart2.1093:Radiofrequencyradiationexposureevaluation:portabledevices ANSIC95.1–3999:IEEEStandardforSafetyLevelswithRespecttoHumanExposuretoRadioFrequency ElectromagneticFields,3kHzto300GHz. FCCKDBpublication447498D01GeneralRFExposureGuidancev06:MobileandPortableDevicesRF ExposureProceduresandEquipmentAuthorizationPolicies. 47CFRPart1.1307:Actionsthatmayhaveasignificantenvironmentaleffect,forwhichEnvironmental Assessments(EAs)mustbeprepared. 2.REPORTVERSION VersionNo.IssuedateDescription 00March23,2026Original ReportNo.:CISRR26031612602 Reporttemplateversion:CISE-TR-001-A0Page:3of5 3.RADIOSPECIFICATIONDESCRIPTION 433M Supportedtype:FSK Note:PleaserefertoRFreportfordetailedtechnicalspecifications 4.SIMULTANEOUSTRANSMISSIONANALYSIS Thesedevicesuseasingletransmittermoduleandantennaforboth433. ReportNo.:CISRR26031612602 Reporttemplateversion:CISE-TR-001-A0Page:4of5 5.TESTRESULT 5.1.Standalonetransmission Limit: KDB447498D01v06,Clause4.3.1a) For100MHzto6GHzandtestseparationdistances≤50mm,the1-gand10-g SARtestexclusionthresholdsaredeterminedbythefollowing: [(max.powerofchannel,includingtune-uptolerance,mW)/(min.testseparation distance,mm)]*[√f(GHz)]≤3.0for1-gSAR,and≤7.5for10-gextremitySAR,where f(GHz)istheRFchanneltransmitfrequencyinGHz PoweranddistanceareroundedtothenearestmWandmmbeforecalculation31The resultisroundedtoonedecimalplaceforcomparison Thevalues3.0and7.5arereferredtoasnumericthresholdsinstepb)below Thetestexclusionsareapplicableonlywhentheminimumtestseparationdistanceis≤50mm, andfortransmissionfrequenciesbetween100MHzand6GHz.Whentheminimumtest separationdistanceis<5mm,adistanceof5mmaccordingto4.1f)isappliedtodetermine SARtestexclusion. Result: Passed TestData Devicecategory:Portabledevice(Distance:5mm)Max.FieldStrength:73.76dBuV/m@3m EIRP=E-104.8+20logD=73.76-104.8+20log3=-21.5dBm MaximumEIRPPower:-21.5dBm Radio type Frequency (MHz) Maximum EIRP #1 (dBm) Maximum tune-up #2 EIRP(dBm) Minimum distance (mm) Evaluated value LimitResult 433M433.92-21.5-205.000.00133.00PASS Note #1:ThisvaluecomesfromtheRFtestreport. #2:Thisvalueisdeclaredbytheapplicant. ReportNo.:CISRR26031612602 Reporttemplateversion:CISE-TR-001-A0Page:5of5 5.2.Simultaneoustransmission Limit: KDB447498D01v06,Clause4.3.2,47CFRPart1.1307 InthecaseofxedRFsourcesoperatinginthesametime-averagingperiod,orof multiplemobileorportableRFsourceswithinadeviceoperatinginthesametime averagingperiod,ifthesumofthefractionalcontributionstotheapplicablethresholds islessthanorequalto1asindicatedinthefollowingequation. Where a=numberoffxed,mobile,orportableRFsourcesclaimingexemptionusingparagraph (b)(3)(i)(B)ofthissectionforP,includingexistingexempttransmittersandthosebeing added. b=numberoffxed,mobile,orportableRFsourcesclaimingexemptionusingparagraph (b)(3)(i)(C)ofthissectionforThresholdERP,includingexistingexempttransmittersand thosebeingadded. c=numberofexistingfixed,mobile,orportableRFsourceswithknownevaluationforthespeci edminimumdistanceincludingexistingevaluatedtransmitters. P j =theavailablemaximumtime-averagedpowerortheERP,whicheverisgreater,forxed, mobile,orportableRFsourceiatadistancebetween0.5cmand40cm(inclusive). P th,j =theexemptionthresholdpower(P)accordingtoparagraph(b)(3)(i)(B)ofthissectionfor xed,mobile,orportableRFsourcei. ERP j =theERPoffixed,mobile,orportableRFsourcej. ERP th,j =exemptionthresholdERPforfixed,mobile,orportableRFsourcej,atadistanceofat leastλ/2πaccordingtotheapplicableformulaofparagraph(b)(3)(i)(C)ofthissection. Evaluated k =themaximumreportedSARorMPEoffixed,mobile,orportableRFsourcekeither inthedeviceoratthetransmittersitefromanexistingevaluationatthelocationofexposure. ExposureLimit k =eitherthegeneralpopulation/uncontrolledmaximumpermissibleexposure (MPE)orspecicabsorptionrate(SAR)limitforeachxed,mobile,orportableRFsourcek, asapplicablefrom§1.1310ofthischapter. Result:NotApplicable --------EndofReport--------

Page 1 of 7 Antenna data sheet : : Testedby PRODUCT NAME :PCB ANT MODEL NAME TRADE NAME BRAND NAME :AC1366LI : N/A :N/A :IEEE Std 149-2021STANDARD(S) APPLICANT ADDRESS :Ningbo Sunfree Motor Technology Co., Ltd. :202, No. 418, Qihang North Road, Yinzhou District, Ningbo, China Page 3 of 7 1.Dimension drawing Page 4 of 7 2.Annex A Test Setup Photos Page 2 of 7 2.3D Radiation Pattern 3. Gain FrequencyGain(dBi) 419MHz-10.99 429MHz-10.85 429.2MHz-10.87 433.92MHz-10.00 439MHz-10.74 447.675MHz-10.50 449MHz-10.49 429.2MHz Page 7 of 7 433.92MHz 447.675MHz

ReportNo.:CISRR26031612601 Thetestresultsrelateonlytothetestedsamples. ThetestreportshouldnotbereproducedexceptinfullwithoutthewrittenapprovalofShenzhenBangce TestingTechnologyCo.,Ltd. Page1of31 TESTREPORT ReportNo.CISRR26031612601 ProjectNo.CISR260316126 FCCID2A7KZ-J230 ApplicantNingboSunfreeMotorTechnologyCo.,Ltd. Address202,No.418,QihangNorthRoad,YinzhouDistrict,Ningbo,China ManufacturerNingboSunfreeMotorTechnologyCo.,Ltd. Address202,No.418,QihangNorthRoad,YinzhouDistrict,Ningbo,China ProductNameCurtainmotorJXXXseries Trademark- Model/TypereferenceJ230/A ListedModel(s)JXXX/*X=0~9*=A~Z Standard 47CFRPart15.231 DateofsamplereceiptMarch17,2026 TestdateMarch17,2026toMarch22,2026 IssuedateMarch23,2026 TestresultComplied Reviewedby:LucasHuang Approvedby:HansHu ReportNo.:CISRR26031612601 Page 2 of 31 Contents 1.STANDARDANDAPPLICABLETESTMETHODS........................................................................................3 2.REPORTVERSION..........................................................................................................................................3 3.TESTDESCRIPTION.......................................................................................................................................4 4.SUMMARY........................................................................................................................................................5 4.1.ProductDescription*..................................................................................................................................5 4.2.RadioSpecificationDescription*..............................................................................................................5 4.3.ModificationofEUT.....................................................................................................................................5 4.4.Deviationfromstandards...........................................................................................................................6 4.5.TestingSite...................................................................................................................................................6 5.TESTCONFIGURATION.................................................................................................................................7 5.1.Testfrequencylist.......................................................................................................................................7 5.2.Descriptionsoftestmode...........................................................................................................................7 5.3.Testsampleinformation.............................................................................................................................7 5.4.Environmentalconditions...........................................................................................................................7 5.5.Statementofthemeasurementuncertainty.............................................................................................7 5.6.EquipmentUsedduringtheTest................................................................................................................8 6.TESTRESULTS.............................................................................................................................................10 6.1.EvaluationResults(Evaluation)...............................................................................................................10 6.1.1.Antennarequirement..............................................................................................................................10 6.2.RadioSpectrumMatterTestResults(RF)...............................................................................................11 6.2.1.ConductedEmissionatACpowerline.................................................................................................11 6.2.2.20dBBandwidth......................................................................................................................................14 6.2.3.TransmitterDeactivationTime..............................................................................................................17 6.2.4.DutyCycle...............................................................................................................................................19 6.2.5.FieldStrengthofTheFundamentalSignal..........................................................................................22 6.2.6.RadiatedEmission(below1GHz)..........................................................................................................24 6.2.7.RadiatedEmission(above1GHz).........................................................................................................28 ReportNo.:CISRR26031612601 Page 3 of 31 1.STANDARDANDAPPLICABLETESTMETHODS Thetestswereperformedaccordingtofollowingstandards: 47CFRPart15.231:Periodicoperationintheband40.66-40.70MHzandabove70MHz ANSIC63.10-2020:AmericanNationalStandardofProceduresforComplianceTestingofUnlicensed WirelessDevices. 2.REPORTVERSION VersionNo.IssuedateDescription 00March23,2026Original ReportNo.:CISRR26031612601 Page 4 of 31 3.TESTDESCRIPTION No.TestItemStandardRequirementResult 1Antennarequirement47CFR15.203Pass 2ConductedEmissionatACpowerline47CFR15.207(a)Pass 320dBBandwidth47CFR15.231(c)Pass 4TransmitterDeactivationTime47CFR15.231(a)(1)&(a)(2)Pass 5DutyCycle47CFR15.231(b)&(e)Pass 6 FieldStrengthofTheFundamental Signal 47CFR15.231(b)Pass 7RadiatedEmission(below1GHz)47CFR15.231Pass 8RadiatedEmission(above1GHz)47CFR15.231Pass Note: ‒Themeasurementuncertaintyisnotincludedinthetestresult. ReportNo.:CISRR26031612601 Page 5 of 31 4.SUMMARY 4.1.ProductDescription* Mainunitinformation: ProductName:CurtainmotorJXXXseries Trademark:- ModelNo.:J230/A ListedModel(s):JXXX/*X=0~9*=A~Z Modeldifference: Theonlydifferencebetweenthesemodelsliesintheirnames,whichare chosenformarketi…

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ReportNo.:CISRR26031612601 Page 32 of 38 7.TESTSETUPPHOTOS ConductedEmissionatACpowerline FieldStrengthofTheFundamentalSignal RadiatedEmission(above1GHz) ReportNo.:CISRR26031612601 Page 33 of 38 RadiatedEmission(below1GHz)