2BKBG-SJDHAZ030Decorative light

TaizhouSongjielightingCo.,LTD FederalCommunicationsCommission AuthorizationandEvaluationDivision EquipmentAuthorizationBranch 7435OaklandMillsRoad Columbia,MD21046 9/24/24 U.S.AgentDesignation TaizhouSongjielightingCo.,LTDacknowledgestheirconsentforthefollowingcontactlocatedintheUnited Statestoactastheiragentforserviceofprocessfortheequipmentforwhichauthorizationissought(FCCID: 2BKBG-SJDHAZ030): NameandcompanyofU.S.agent:UUXGROUPINC PhysicalU.S.addressofagent:36South18thAvenue,SuiteABrighton,COUSA80601 FRNofU.S.agent:0033701590 EmailaddressofU.S.agent:[email protected] UUXGROUPINCacknowledgestheirobligationtoacceptserviceofprocessonbehalfofTaizhouSongjie lightingCo.,LTD. TaizhouSongjielightingCo.,LTDwiththeFRN0035814755acceptsitsobligationtomaintainanagentfor serviceofprocessintheUnitedStatesfornolessthanoneyearaftereitherthegranteehaspermanently terminatedallmarketingandimportationoftheapplicableequipmentwithintheU.S.,ortheconclusionofany Commission-relatedadministrativeorjudicialproceedinginvolvingtheequipment,whicheverislater. Bysigningthisform,weconfirmtheaboveandthatweareawareoftheapplicationrequirementslistedunder§ 2.911(d)(7). TheinformationprovidedinthisletterisbasedonthereferencedrulepartsofTitle47oftheCFRaswellasKDB 986446D01. Anexpirationdateforthisletterdoesnotexist.IncasetheU.S.agentchanges,thegranteeisobligatedtonotify theFCCwithin30daysviathegrantingTCB. Sincerely, Signature SHENXINYU GeneralMANAGER TaizhouSongjielightingCo.,LTD Signature JackFu Manager UUXGROUPINC 4 8 _ [ m o d e l ] U S _ A g e n t _ 2 . 9 1 1 ( d ) ( 7 ) - U , V 0 5

Page1of6FCCID: 2BKBG-SJDHAZ030 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. ExternalPhotos Photo1 Photo2 Page2of6FCCID: 2BKBG-SJDHAZ030 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. Photo3 Photo4 Page3of6FCCID: 2BKBG-SJDHAZ030 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. Photo5 Photo6 Page4of6FCCID: 2BKBG-SJDHAZ030 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. Photo7 Photo8 Page5of6FCCID: 2BKBG-SJDHAZ030 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. Photo9 Photo10 Page6of6FCCID: 2BKBG-SJDHAZ030 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. Photo11 Photo12 ------End------

Label FCCID:2BKBG-SJDHAZ030

Page1of4FCCID: 2BKBG-SJDHAZ030 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. InternalPhotos Photo1 Photo2 Page2of4FCCID: 2BKBG-SJDHAZ030 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. Photo3 Photo4 BTAntenna Page3of4FCCID: 2BKBG-SJDHAZ030 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. Photo5 Photo6 Page4of4FCCID: 2BKBG-SJDHAZ030 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. Photo7 Photo8 ------End------

RFExposureevaluation FCCID:2BKBG-SJDHAZ030 Exposurecategory:Generalpopulation/uncontrolledenvironment EUTType:ProductionUnit DeviceType:MobileDevice 1.Reference Accordingto§1.1307(b)(1),systemsoperatingundertheprovisionsofthissectionshallbe operatedinamannerthatensuresthatthepublicisnotexposedtoradiofrequencyenergy levelinexcessoftheCommission’sguidelines. Accordingto§1.1310and§2.1091RFexposureiscalculated. KDB447498D01:MobileandPortableDevicesRFExposureProceduresandEquipment AuthorizationPolicies 2.Limit LimitsforMaximumPermissibleExposure(MPE)/ControlledExposure Frequency Range(MHz) ElectricField Strength(V/m) MagneticField Strength(A/m) PowerDensity (mW/cm²) AveragingTime (minute) LimitsforOccupational/ControlledExposure 0.3–3.0 3.0–30 30–300 300–1500 1500–100,000 614 1842/f 61.4 / / 1.63 4.89/f 0.163 / / (100)* (900/f 2 )* 1.0 f/300 5 6 6 6 6 6 LimitsforMaximumPermissibleExposure(MPE)/UncontrolledExposure Frequency Range(MHz) ElectricField Strength(V/m) MagneticField Strength(A/m) PowerDensity (mW/cm²) AveragingTime (minute) LimitsforOccupational/ControlledExposure 0.3–3.0 3.0–30 30–300 300–1500 1500–100,000 614 824/f 27.5 / / 1.63 2.19/f 0.073 / / (100)* (180/f 2 )* 0.2 f/1500 1.0 30 30 30 30 30 F=frequencyinMHz *=Plane-waveequivalentpowerdensity 3.MPECalculationMethod PredicationofMPElimitatagivendistance Equationfrompage18ofOETBulletin65,Edition97-01 S=PG/4πR² Where:S=powerdensity P=powerinputtoantenna G=powergainoftheantennainthedirectionofinterestrelativetoanisotropicradiator R=distancetothecenterofradiationoftheantenna 4.AntennaInformation EUTcanonlyuseantennascertificatedasfollowsprovidedbymanufacturer; Antenna ModelNo. ofantenna: Typeofantenna:Gainoftheantenna(Max.)Frequencyrange: BT/PCBAntennaAntenna:0dBiFor2.4G 5.ManufacturingTolerance BLE(Conducted) Frequency (MHz) GFSK1Mbps 240224402480 Target(dBm)-7.0-5.0-3.0 Tolerance ± (dB) 1.01.01.0 6.StandaloneMPEResult AsdeclaredbytheApplicant,theEUTisawirelessdeviceusedinafixapplication,atleast 20cmfromanybodypartoftheuserornearbypersons;fromthemaximumEUTRFoutput power,theminimumseparationdistance,r=20cm,aswellasthegainoftheusedantennais refertosection4,theRFpowerdensitycanbeobtained. ModulationType OutputpowerAntenna Gain (dBi) Antenna Gain (linear) MPE (mW/cm 2 ) MPE Limits (mW/cm 2 ) dBmmW BLE-2.00.631010.000131.0000 Remark: 1.Outputpower(Peak)includingturn-uptolerance; 2.MPEevaluatedistanceis20cmfromusermanualprovidebymanufacturer. 7.Conclusion ThemeasurementresultscomplywiththeFCCLimitper47CFR2.1091fortheuncontrolled RFExposureofmobiledevice. ----------------THEENDOFREPORT---------------

Page 1 of 36 Report No.: AiTDG-240909020W1 Dongguan Yaxu (AiT) Technology Limited No.22, Jinqianling 3rd Street, Jitigang, Huangjiang, Dongguan, Guangdong, China. TEST REPORT Client Information: Applicant: Taizhou Songjie lighting Co.,LTD Applicant add.: 3-59,DatianLiu Village,Datian Street, Taizhou City Linhai City, China Manufacturer: Taizhou Songjie lighting Co.,LTD Manufacturer add.: 3-59,DatianLiu Village,Datian Street, Taizhou City Linhai City, China Product Information: Product Name: Decorative light Model No: SJDHAZ-030-006W2, SJDHAZ-030-0036W2, SJDHAZ-030-009WZ, SJDHAZ-030-0012WZ, SJDHAZ-0045-0036W2, SJDHAZ-0045-006W2 Brand Name: N/A FCC ID: 2BKBG-SJDHAZ030 Applicable standards: FCC CFR Title 47 Part 15 Subpart C Section 15.247 Prepared By: Dongguan Yaxu (AiT) Technology Limited No.22, Jinqianling 3rd Street, Jitigang, Huangjiang,Dongguan, Guangdong, China Tel.: +86-769-8202 0499 Fax.: +86-769-8202 0495 Date of Receipt: Sep. 09, 2024 Date of Test: Sep. 09, 2024~Sep. 20, 2024 Date of Issue: Sep. 21, 2024 Test Result: Pass This device described above has been tested by Dongguan Yaxu (AiT) Technology Limited and the test results show that the equipment under test (EUT) is in compliance with the FCC requirements. And it is applicable only to the tested sample identified in the report. Note: This report shall not be reproduced except in full, without the written approval of Dongguan Yaxu (AiT) Technology Limited, this document may be altered or revised by Dongguan Yaxu (AiT) Technology Limited, personal only, and shall be noted in the revision of the document. This test report must not be used by the client to claim product endorsement. Reviewed by: Approved by: Emiya Lin Simba Huang Page 2 of 36 Report No.: AiTDG-240909020W1 Dongguan Yaxu (AiT) Technology Limited No.22, Jinqianling 3rd Street, Jitigang, Huangjiang, Dongguan, Guangdong, China. 1 Contents Page COVER PAGE 1 CONTENTS ......................................................................................................................................................................... 2 2 TEST SUMMARY ............................................................................................................................................................... 4 2.1 Statement of the Measurement Uncertainty .................................................................................... 4 2.2 Measurement Uncertainty ............................................................................................................... 4 3 TEST FACILITY .................................................................................................................................................................. 5 3.1 Deviation from standard .................................................................................................................. 5 3.2 Abnormalities from standard conditions .......................................................................................... 5 3.3 Test Location ................................................................................................................................... 5 4 GENERAL INFORMATION .............................................................................................................................................. 6 4.1 Test frequencies .............................................................................................................................. 7 4.2 EUT Peripheral List ......................................................................................................................... 7 4.3 Test Peripheral List .......................................................................................................................... 7 4.4 TEST METHODOLOGY .................................................................................................................. 8 4.4.1 EUT Configuration ............................................................................................................................... 8 4.4.2 EUT Exercise ....................................................................................................................................... 8 4.4.3 General Test Procedures ..................................................................................................................... 8 4.5 Description of Test Modes ............................................................................................................... 9 5 EQUIPMENT USED DURING TEST ............................................................................................................................. 10 6 TEST RESULTS AND MEASUREMENT DATA ......................................................................................................... 12 6.1 Antenna requirement ..................................................................................................................... 12 6.2 On Time and Duty Cycle ............................................................................................................... 13 6.3 Maximum Conducted Output Power Measurement ...................................................................... 14 6.4 6 dB Spectrum Bandwidth Measurement ...................................................................................... 16 6.5 Power Spectral Density ................................................................................................................. 17 6.6 Conducted Spurious Emissions and Band Edges Test ................................................................. 18 6.7 Restrict-band Band-edge Measurements ..................................................................................... 19 6.8 Radiated Emissions Measurement ............................................................................................... 22 6.9 Conducted Emissions ............................................................................................…

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Product specification Quick Reference Date All the technical data and information contained herein are subject to change without prior notice AntennaLayout&moduleonthesystemboard AntennaGain Antenna module on the system board Antenna typePCB Frequency2.45GHz *1 Ant. Port Input Pwr. (dBm)0 (Typ. BT class 2 output power) Tot. Rad. Pwr. (dBm)-2.3 (Input pwr – loss pwr) Directivity (dBi)1 Peak EIRP(dBm)0 (all direction antenna) Efficiency (dB)-2.3 (58.5%) Gain (dBi)0(Peak Gain XY-plane) Maximum Power (dBm)0(XY-plane) Minimum Power (dBm)-4(XY-plane) Avg. Power (dBm)-0.5(XY-plane) Max/Min Ratio (dB)5.3(XY-plane) Max/Avg Ratio (dB)1.8(XY-plane) Min/Avg Ratio (dB)-3.5(XY-plane) Average Gain (dB)-0.5 (Avg Gain XY-plane) Unit in dBi @2.44GHz XY-planeXZ-planeYZ-plane Efficiency PeakAvg.PeakAvg.PeakAvg. Module Board -0.95 -2.50.00-3.8-0.83-3.058.5% Length 13mm and Width 5mm ReturnLoss The Environment of Antenna Radiation Pattern 3Dradiationpatterndiagram XY-planeXZ-planeYZ-plane

DongguanYaxu(AiT)TechnologyLimited ReportNo.:AiTDG-240909020W1 FCCID:2BKBG-SJDHAZ030 Page 1 of 24 AppendixB RFTestDataforBT(BLE)(ConductedMeasurement) ProductName:Decorativelight TradeMark:N/A TestModel:SJDHAZ-030-006W2 EnvironmentalConditions Temperature: 25.6  C RelativeHumidity:52.4% ATMPressure:100.0kPa TestEngineer:Emiyalin Supervisedby:SimbaHaung DongguanYaxu(AiT)TechnologyLimited ReportNo.:AiTDG-240909020W1 FCCID:2BKBG-SJDHAZ030 Page 2 of 24 Contents Page COVERPAGE 1DutyCycle........................................................................................................................................................................................3 1.1TestResult............................................................................................................................................................................3 1.2TestGraphs...........................................................................................................................................................................4 2MaximumConductedOutputPower.................................................................................................................................................6 2.1TestResult............................................................................................................................................................................6 2.2TestGraphs...........................................................................................................................................................................7 3-6dBBandwidth.................................................................................................................................................................................9 3.1TestResult............................................................................................................................................................................9 3.2TestGraphs.........................................................................................................................................................................10 4MaximumPowerSpectralDensityLevel.........................................................................................................................................12 4.1TestResult..........................................................................................................................................................................12 4.2TestGraphs.........................................................................................................................................................................13 5BandEdge......................................................................................................................................................................................15 5.1TestResult..........................................................................................................................................................................15 5.2TestGraphs.........................................................................................................................................................................16 6ConductedRFSpuriousEmission..................................................................................................................................................18 6.1TestResult..........................................................................................................................................................................18 6.2TestGraphs.........................................................................................................................................................................19 7RestrictBand..................................................................................................................................................................................22 7.1TestResult..........................................................................................................................................................................22 7.2TestGraphs.........................................................................................................................................................................23 DongguanYaxu(AiT)TechnologyLimited ReportNo.:AiTDG-240909020W1 FCCID:2BKBG-SJDHAZ030 Page 3 of 24 1DutyCycle 1.1 TestResult ModeFrequency(MHz)DutyCycle(%)Correction Factor 1/T(kHz) BLE1M240221.566.663.85 BLE1M244023.186.353.57 BLE1M248022.716.443.7 DongguanYaxu(AiT)TechnologyLimited ReportNo.:AiTDG-240909020W1 FCCID:2BKBG-SJDHAZ030 Page 4 of 24 1.2 TestGraphs TestGraphs BLE1M2402MHz BLE1M2440MHz DongguanYaxu(AiT)TechnologyLimited ReportNo.:AiTDG-240909020W1 FCCID:2BKBG-SJDHAZ030 Page 5 of 24 BLE1M2480MHz DongguanYaxu(AiT)TechnologyLimited ReportNo.:AiTDG-240909020W1 FCCID:2BKBG-SJDHAZ030 Page 6 of 24 2MaximumConductedOutputPower 2.1 TestResult ModeFrequency(MHz)ConductedPower (dBm) Limit(dBm)Verdict BLE1M2402-7.3130Pass BLE1M2440-5.7830Pass BLE1M2480-3.6430Pass DongguanYaxu(AiT)TechnologyLimited ReportNo.:AiTDG-240909020W1 FCCID:2BKBG-SJDHAZ030 Page 7 of 24 2.2 TestGraphs TestGraphs BLE1M2402MHz BLE1M2440MHz DongguanYaxu(AiT)TechnologyLimited ReportNo.:AiTDG-240909020W1 FCCID:2BKBG-SJDHAZ030 Page 8 of 24 BLE1M2480MHz DongguanYaxu(AiT)TechnologyLimited ReportNo.:AiTDG-240909020W1 FCCID:2BKBG-SJDHAZ030 Page 9 of 24 3-6dBBandwidth 3.1 TestResult ModeFrequency(MHz)-6dBBandwidth(MHz)Limit-6dBBandwidth(MHz)Verdict BLE1M24020.6150.5Pass BLE1M24400.6210.5Pass BLE1M24800.6990.5Pass DongguanYaxu(AiT)TechnologyLimited ReportNo.:AiTDG-240909020W1 FCCID:2BKBG-SJDHAZ030 Page 10 of 24 3.2 TestGraphs TestGraphs BLE1M2402MHz BLE1M2440MHz DongguanYaxu(AiT)TechnologyLimited ReportNo.:AiTDG-240909020W1 FCCID:2BKBG-SJDHAZ030 Page 11 of 24 BLE1M2480MHz DongguanYaxu(AiT)TechnologyLimited ReportNo.:AiTDG-240909020W…

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Page1of2 FCCID:2BKBG-SJDHAZ030 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. TestSetupPhoto RadiatedEmission Page2of2 FCCID:2BKBG-SJDHAZ030 DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. ConductedEmission ------End------