2BBEH-B-001Item Finders

JiangXiKingtronTechnologyCo.,Ltd * theapplicantmustdesignateacontactlocatedintheUnitedStatesforpurposesofactingasthe applicant’sagentforserviceofprocess,regardlessofwhethertheapplicantisadomesticorforeign entity.AnapplicantlocatedintheUnitedStatesmaydesignateitselfastheagentforserviceofprocess. U.S.AgentDesignationforServiceofProcess- CertificationAttestationLetter September26,2024 NemkoNorthAmerica,Inc. 303RiverRoad Ottawa K1V1H2 Canada ATTN.:ReviewingEngineer FCCID:2BBEH-B-001 Persection2.911(d)(7)oftheFCCrules,JiangXiKingtronTechnologyCo.,LtdTECHNOLOGY CO..LTD(“theapplicant”)certifiesthattheequipmentforwhichauthorizationissoughtis designatedtothefollowingU.S.Designatedagent*forserviceofprocess: CompanyName: GSSSERVICEINC PhysicalU.S.CompanyAddress:6547NAcademyBlvd#2266ColoradoSpringsCOLORADO 80918UnitedStates Agentname:MichouxLogan AgentEmailAddress: [email protected] FRN:0033402082 Theabovecontactpersonacceptstheobligationforserviceofprocess. Theapplicantacceptstomaintainanagentfornolessthanoneyearafterthegranteehas terminatedallmarketingandimportationortheconclusionofanyCommission-related proceedinginvolvingtheequipment. ApplicantSigned:DesignatedAgentSigned: (Required,ifdifferenttoApplicant): Signed:Signed: Printedname:FengLiuPrintedname:MichouxLogan Title:EngineerTitle:Manager Company Name: JiangXiKingtronTechnology Co.,Ltd Company Name: GSSSERVICEINC Date:September26,2024Date:September26,2024 FRNCode:0033821992FRNCode:0033402082

C5266091_X24_Ed.2 1/1 “JiangXiKingtronTechnologyCo.,Ltd.” TO: OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 TheCommissionadoptedrulesthatprohibitequipmentauthorizationfor“covered” telecommunicationsequipmentandvideosurveillanceequipmentproducedbyentitiesidentified ontheCommission’sCoveredList 1 ,whichisperiodicallyupdated.SeetheCoveredListformore details.ThisAttestationStatementistoconfirmthatwefollowtheSection2.911(d)(5)(i)-(ii) Applicant Companyname:JiangXiKingtronTechnologyCo.,Ltd. Granteecode:2BBEH FCCID:2BBEH-B-001 FRN:0033821992 ContactName:FengLiu Address:LuoxinTech.IndustrialPark,2ndDistrict,QuannanIndustrialPark,Ganzhou,Jiangxi, China,341800 TelephoneNo:+8615999719610 FaxNo:+8615999719610 Email:[email protected] i.[JiangXiKingtronTechnologyCo.,Ltd.](“theapplicant”)certifiesthatthe equipmentforwhichauthorizationissoughtisnot“covered”equipment prohibitedfromreceivinganequipmentauthorizationpursuanttosection 2.903oftheFCCrules.Theapplicantmustsignthiscertification. ii.[JiangXiKingtronTechnologyCo.,Ltd.](“theapplicant”)certifiesthat,asofthe dateofthefilingoftheapplication,theapplicantisnot(asaspecifically namedentityoranyofitssubsidiariesoraffiliates)identifiedontheCovered Listasanentityproducing“covered”equipment.Theapplicantmustsign thiscertification. [JiangXiKingtronTechnologyCo.,Ltd.](“theapplicant”)certifiesthat,asofthe dateofthefilingofthe application,theapplicant[isnot]identifiedontheCoveredList asanentityproducing“covered” equipment. Date:26/09/2024 Applicant’sName:JiangXiKingtron TechnologyCo.,Ltd. Title:Engineer Signature 1 TheCommission’sCoveredListispublishedbythePublicSafetyandHomelandSecurityBureauandpostedonthe Commission’swebsite.ThisCoveredList,whichisperiodicallyupdated,identifiesparticularequipment,producedby particularentities,thatconstitutes“covered”equipment.https://www.fcc.gov/supplychain/coveredlist

C5266091_X8_Ed.1 1/1 LetterofAuthorization <JiangXiKingtronTechnologyCo.,Ltd.> Company:JiangXiKingtronTechnologyCo.,Ltd. ProductName:ItemFinders ModelNumber:B-001 FCCIdentifier:2BBEH-B-001 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:Feng liu Date:2024.09.26 Title:Engineer Signatureofapplicant: Address:LuoxinTech.IndustrialPark,2ndDistrict,QuannanIndustrialPark, Ganzhou,Jiangxi,China,341800

C5266091_X10_Ed.2 1/1 <JiangXiKingtronTechnologyCo.,Ltd.> OfficeofEngineeringTechnology FederalCommunicationsCommission 7435OaklandMillsRoad Columbia,MD21046 Date:2024-09-26 Subject:RequestforConfidentiality FCCID:2BBEH-B-001 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 abovearewithheldfrompublicviewforaperiodof180daysfromthedateofthe GrantofEquipmentAuthorizationandpriortomarketing. Itisourunderstandingthatallmeasurementtestreports,FCCIDlabelformatand correspondentduringcertificationreviewprocesscannotbegrantedasconfidential documentsandthoseinformationwillbeavailableforpublicreviewoncethegrantof equipmentauthorizationisissued. C5266091_X10_Ed.2 1/1 Sincerely, Signature: Name:FengLiu Title:Engineer

FCCID:2BBEH-B001 EUTPHOTOS(ExternalPhotos) FCCID:2BBEH-B001 FCCID:2BBEH-B001 ※※※※※ENDOFREPORT※※※※※

Size:3mmX12mm FCCID:2BBEH-B001

FCCID:2BBEH-B001 EUTPHOTOS(InternalPhotos) FCCID:2BBEH-B001 FCCID:2BBEH-B001 FCCID:2BBEH-B001 ※※※※※ENDOFREPORT※※※※※ ANT

FCCID:2BBEH-B001 RFExposureEvaluation AccordingtoKDB447498D01GeneralRFExposureGuidancev06andpart2.1093 ， Unless specificallyrequiredbythepublishedRFexposureKDBprocedures,standalone1-gheador bodyand10-gextremitySARevaluationforgeneralpopulationexposureconditions,by measurementornumericalsimulation,isnotrequiredwhenthecorrespondingSARTest ExclusionThresholdcondition(s),listedbelow,is(are)satisfied. For100MHzto6GHzandtestseparationdistances≤50mm,the1-gand10-gSARtest exclusionthresholdsaredeterminedbythefollowing: [(max.powerofchannel,includingtune-uptolerance,mW)/(min.testseparationdistance, mm)]·[√f (GHz) ]≤3.0for1-gSAR,and≤7.5for10-gextremitySAR,where f (GHz) istheRFchanneltransmitfrequencyinGHz PoweranddistanceareroundedtothenearestmWandmmbeforecalculation Theresultisroundedtoonedecimalplaceforcomparison Here, ForBluetooth Mode Max Power (dBm) Tune-up power (dBm) Max Power (mW) Frequency(MHz) Min. Distance (mm) Calc. thresholds limit BLE-0.380±11.2624025 0.397 3.0 SoaSARtestisnotrequired

ProjectNo.:ZHT-240914009E Page 1 of 52 FCCTESTREPORT FCCID:2BBEH-B001 ReportNumber.....................................:ZHT-240914009E DateofTest ........................................... :Sept.14,2024toSept.24,2024 Dateofissue.........................................:Sept.24,2024 TestResult..........................................: PASS TestingLaboratory...............................:GuangdongZhonghanTestingTechnologyCo.,Ltd. Address ............................................... :Room104,Building1,YibaolaiIndustrialPark,QiaotouCommunity, FuhaiStreet,Bao'anDistrict,Shenzhen,Guangdong,China Applicant'sname................................:JiangXiKingtronTechnologyCo.,Ltd Address...............................................:LuoxinTech.IndustrialPark,2ndDistrict,QuannanIndustrialPark, Ganzhou,Jiangxi,China,341800 Manufacturer'sname ......................... :JiangXiKingtronTechnologyCo.,Ltd Address ............................................... :LuoxinTech.IndustrialPark,2ndDistrict,QuannanIndustrialPark, Ganzhou,Jiangxi,China,341800 Testspecification: Standard ................................................ :FCCCFRTitle47Part15SubpartCSection15.247 Testprocedure ..................................... :KDB558074D0115.247MeasGuidancev05r02 ANSIC63.10:2013 Non-standardtestmethod................:N/A ThisdevicedescribedabovehasbeentestedbyZHT,andthetestresultsshowthattheequipmentunder test(EUT)isincompliancewiththeFCCrequirements.Anditisapplicableonlytothetestedsample identifiedinthereport. Thisreportshallnotbereproducedexceptinfull,withoutthewrittenapprovalofZHT,thisdocumentmay bealteredorrevisedbyZHT,personalonly,andshallbenotedintherevisionofthedocument. Productname.......................................:ItemFinders Trademark...........................................:BFADEHA Model/Typereference ......................... :B-001 Modeldifference ................................... :/ Ratings .................................................. : Input:DC3V540mAh ProjectNo.:ZHT-240914009E Page 2 of 52 Testingprocedureandtestinglocation: TestingLaboratory.......................................:GuangdongZhonghanTestingTechnologyCo.,Ltd. Address............................................................:Room104,Building1,YibaolaiIndustrialPark,Qiaotou Community,FuhaiStreet,Bao'anDistrict,Shenzhen, Guangdong,China LeonLi Testedby(name+signature).......................: BaretWu Reviewer(name+signature).......................: LeviLee Approved(name+signature).......................: ProjectNo.:ZHT-240914009E Page 3 of 52 TableofContents Page 1.VERSION..................................................................................................................................................5 2.SUMMARYOFTESTRESULTS.............................................................................................................6 2.1TESTFACILITY...............................................................................................................................7 2.2MEASUREMENTUNCERTAINTY..................................................................................................7 3.GENERALINFORMATION.....................................................................................................................8 3.1GENERALDESCRIPTIONOFEUT...............................................................................................8 3.2DESCRIPTIONOFTESTMODES..................................................................................................9 3.3BLOCKDIGRAMSHOWINGTHECONFIGURATIONOFSYSTEMTESTED.............................9 3.4DESCRIPTIONOFSUPPORTUNITS(CONDUCTEDMODE)....................................................10 3.5EQUIPMENTSLISTFORALLTESTITEMS................................................................................11 4.1CONDUCTEDEMISSIONMEASUREMENT................................................................................13 4.1.1POWERLINECONDUCTEDEMISSIONLimits.................................................................13 4.1.2TESTPROCEDURE.............................................................................................................13 4.1.3DEVIATIONFROMTESTSTANDARD................................................................................13 4.1.4TESTSETUP........................................................................................................................14 4.1.5EUTOPERATINGCONDITIONS.........................................................................................14 4.1.6TESTRESULTS...................................................................................................................14 4.2RADIATEDEMISSIONMEASUREMENT.....................................................................................15 4.2.1RADIATEDEMISSIONLIMITS............................................................................................15 4.2.2TESTPROCEDURE.............................................................................................................16 4.2.3DEVIATIONFROMTESTSTANDARD................................................................................16 4.2.4TESTSETUP........................................................................................................................16 4.2.5EUTOPERATINGCONDITIONS.........................................................................................17 1GHZ~25GHZ............................................................................................................................................20 5.RADIATEDBANDEMISSIONMEASUREMENT..................................................................................22 5.1TESTREQUIREMENT:...........................................................................................................22 5.2TESTPROCEDURE................................................................................................................22 5.3DEVIATIONFROMTESTSTANDARD...........................…

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Approval sheet CA-C03_V01 1 APPROVALSHEET CrossAir TM SMDAntennaseries RoHSCompliance PN:CA-C03 2.4 GHz ISM band antenna Company: HWJELEC Address:1119,11/F, Hongda Creative Garden, no. 96 Yuan Xiang Road, Yunpu Street, Huangpu District, Guangzhou City Approval sheet CA-C03_V01 2 FEATURES 1. Surface Mounted Devices (SMD) with a small dimension of 5.5 X 2.0 X 1.0 mm 3 meet miniaturization trend. 2. Low power loss and high antenna efficiency. 3. High stability in Temperature and Humidity Change. APPLICATIONS 1. 2.4GHz ISM band RF applications 2. Bluetooth,ZigBee, Wireless, HomeRF 3. WIFI（2.4G only） CONSTRUCTION 1、Antenna Feeding 2、Identification Mark 3、Soldering terminal DIMENSIONS Figure Symbol Dimension(mm) L 5.5±0.1 w 2.0±0.1 T 1.0±0.1 a 0.5±0.1 Approval sheet CA-C03_V01 3 ELECTRICAL CHARACTERISTICS CA-C03 Specification Working Frequency Range 2450±50MHz Fc(GHz) 2.4GHz Band Width >100MHz Impedance 50Ω Gain(dBi) 4.3（peak） VSWR <2 Operation Temperature -40°C~+95°C Power Capacity 3W The working frequency need be adjusted to 2.45GHz with matching circuit. SOLDER LAND PATTERN DESIGN Figure Approval sheet CA-C03_V01 4 Matching component value Series 1 0Ω Shunt 1 3nh Series 2 0Ω Antenna on Test Board (Thickness 1.0mm) Approval sheet CA-C03_V01 5 Antenna S11 on Test Board Antenna VSWR on Test Board Efficiency and RADIATION PATTERN Efficiency，Radiation Pattern and Gain were dependent on measurement board design. The Approval sheet CA-C03_V01 6 specification of CA-C03 antenna was measured based on the PCB size and installation position as shown in the below figure test board. The test results were tested in ETS 3D Chamber. Gain and Efficiency 2.4G-2.5GHz Peak Gain 4.3dBi Average Gain across the band 4.1dBi Gain Range across the band 3.9dBi~4.3dBi Peak Efficiency 81.7% Average Efficiency across the band 80.2% Efficiency Range across the band 78.6%~81.7% Theta @2.45 GHz Phi @2.45 GHz Z Y X Approval sheet CA-C03_V01 7 Total @2.45 GHz SOLDERING CONDITION Typical examples of soldering processes that provide reliable joints without any damage is as follows: Approval sheet CA-C03_V01 8 PACKAGING Plastic Tape specification (unit:mm) Index Ao Bo ΦD T W Dimension (mm) 3.0±0.1 6.0±0.1 1.55±0.05 1.2±0.1 11.8±0.1 Index E F Po P1 P2 Dimension (mm) 1.75±0.1 4.6±0.1 4.0±0.1 4.0±0.1 2.0±0.1 Reel dimensions Index A B C Dimension(mm) 178 60 13.5 Typing Quantity: 3000 pieces per reel. CAUTION OF HANDLING Storage environment condition Products shoud be storage in the warehouse on the following conditions: Approval sheet CA-C03_V01 9 Temperature : -10°C~+40°C Humidity : 30% to 70% relative humidity Don’t keep products in corrosive gases such as sulfur. Chlorine gas or acid or it may cause oxidization of electrode, resulting in poor solderability. Products should be storage on the palette for the prevention of the influence from humidity, dust and so on. Products should be storage in the warehouse without heat shock, vibration, direct sunlight and so on. Products should be storage under the airtight packaged condition.

FCCID:2BBEH-B001 EUTTESTPHOTOS ※※※※※ENDOFREPORT※※※※※