2A6K7-K21LED light

2A6K7-K21

-ShenzhenjueyingTechnologyCo.,Ltd.- TheinformationprovidedinthisletterisbasedonthereferencedrulepartsofTitle47oftheCFRaswellasKDB986446D01. FederalCommunicationsCommission AuthorizationandEvaluationDivision EquipmentAuthorizationBranch 7435OaklandMillsRoad Columbia,MD21046 1/11/24 Towhomitmayconcern: We,[ShenzhenjueyingTechnologyCo.,Ltd.],herebycertifythattheequipmentforwhich authorizationissought(FCCID:[2A6K7-K21])isnot“covered”equipmentprohibitedfromreceiving anequipmentauthorizationpursuantto§2.903oftheFCCrules. Wealsocertifythat,asofthedateofthefilingoftheapplication,wearenotidentifiedontheCovered List(https://www.fcc.gov/supplychain/coveredlist)asanentityproducing“covered”equipment. Bysigningthisform,weconfirmtheaboveandthatweareawareoftheapplicationrequirements listedunder§2.911(b)and(d)(5)and(6). Sincerely, Signature [ZhijianLiang] [salesmanager] [ShenzhenjueyingTechnologyCo.,Ltd.] 6 2 _ [ m o d e l ] C o v e r e d E q u _ 2 . 9 1 1 ( d ) ( 5 ) ( i ) a n d ( i i ) - U , V 0 2

LabelLocationOnEUT Label ProductName:LEDlight ModelNo.:K21 FCCID:2A6K7-K21 ThisdevicecomplieswithPart15oftheFCCRules.Operationis subjecttothefollowingtwoconditions: (1)Thisdevicemaynotcauseharmfulinterference,and Thisdevicemustacceptanyinterferencereceived,including interferencethatmaycauseundesiredoperation.

ProjectNo.:18220WC302674Page 1 of 4 AppendixIII--InternalPhotograph ProjectNo.:18220WC302674Page 2 of 4 ProjectNo.:18220WC302674Page 3 of 4 ProjectNo.:18220WC302674Page 4 of 4 ANT

RFEXPOSUREEVALUATION FCCID:2A6K7-K21 AccordingtoFCC1.1310:Thecriterialistedinthefollowingtableshallbeused toevaluatetheenvironmentimpactofhumanexposuretoradiofrequency(RF) Radiationasspecifiedin§1.1307(b): RoutineSARevaluationreferstothatspecificallyrequiredby§2.1093,using measurementsorcomputersimulation.WhenroutineSARevaluationisnot required,portabletransmitterswithoutputpowergreaterthantheapplicable lowthresholdrequireSARevaluationtoqualifyforTCBapproval. Channel (MHz) Maximum outputpower (dBm) MaxTune UpPower (dBm) Distance (mm) Calculation results Limit Operating Mode 24022.793.0050.6183 BLE24402.423.0050.6233 24801.673.0050.6283 24129.299.7052.8993 802.11b24379.289.705 2.914 3 24629.239.705 2.929 3 24129.159.7052.8993 802.11g 24379.459.705 2.914 3 24628.989.705 2.929 3 24129.469.705 2.899 3 802.11n2024378.959.705 2.914 3 24629.419.705 2.929 3 24229.119.705 2.905 3 802.11n4024379.529.705 2.914 3 24529.229.705 2.923 3 TheBLEandWiFi2.4Gcannotsimultaneoustransmission. Result:NoStandaloneSARtestisrequired.

Page1of16 AppendixTestData ReportNo.:18220WC30267401TestSampleNo.:1-2-2 StartTestDate:2023.12.20FinishTestDate:2023.12.21 TestEngineer:Auditor: Temperature:25.3 °C RelativeHumidity:44% Pressure:101kPa AppendixA:DTSBandwidth TestResult TestModeAntennaFrequency[MHz] DTSBW [MHz] FL[MHz]FH[MHz]Limit[MHz]Verdict BLE_1MAnt1 24020.6962401.6482402.3440.5PASS 24400.6842439.6522440.3360.5PASS 24800.6642479.6642480.3280.5PASS TestGraphs BLE_1M_Ant1_2402 Page2of16 BLE_1M_Ant1_2440 BLE_1M_Ant1_2480 Page3of16 AppendixB:OccupiedChannelBandwidth TestResult TestModeAntennaFrequency[MHz] OCB[MHz] FL[MHz]FH[MHz] BLE_1MAnt1 24021.03012401.49462402.5247 24401.02782439.49492440.5227 24801.01772479.49622480.5139 TestGraphs BLE_1M_Ant1_2402 BLE_1M_Ant1_2440 BLE_1M_Ant1_2480 Page4of16 Page5of16 AppendixC:Maximumconductedoutputpower TestResultPeak TestModeAntennaFrequency[MHz] ConductedPeak Power[dBm] Conducted Limit[dBm] Verdict BLE_1MAnt1 24022.79≤30PASS 24402.42≤30PASS 24801.67≤30PASS TestGraphsPeak BLE_1M_Ant1_2402 BLE_1M_Ant1_2440 BLE_1M_Ant1_2480 Page6of16 Page7of16 AppendixD:Maximumpowerspectraldensity TestResult TestModeAntennaFrequency[MHz]Result[dBm/3kHz]Limit[dBm/3kHz]Verdict BLE_1MAnt1 2402-12.39≤8.00PASS 2440-12.71≤8.00PASS 2480-13.45≤8.00PASS TestGraphs BLE_1M_Ant1_2402 BLE_1M_Ant1_2440 BLE_1M_Ant1_2480 Page8of16 Page9of16 AppendixE:Bandedgemeasurements TestResult TestMod e Antenn a ChNam e Frequency[MHz ] RefLevel[dBm ] Result[dBm ] Limit[dBm ] Verdic t BLE_1MAnt1 Low24022.07-55.92≤-17.93PASS High24800.70-57.44≤-19.3PASS TestGraphs BLE_1M_Ant1_Low_2402 BLE_1M_Ant1_High_2480 Page10of16 AppendixF:ConductedSpuriousEmission TestResult TestMod e Antenn a Frequency[MHz ] FreqRange [MHz] RefLeve l [dBm] Result[dBm ] Limit[dBm ] Verdic t BLE_1MAnt1 2402 Reference1.651.65---PASS 30~10001.65-69≤-18.35PASS 1000~2650 0 1.65-53.32≤-18.35PASS 2440 Reference0.930.93---PASS 30~10000.93-69.2≤-19.07PASS 1000~2650 0 0.93-53.13≤-19.07PASS 2480 Reference0.570.57---PASS 30~10000.57-69.18≤-19.43PASS 1000~2650 0 0.57-52.86≤-19.43PASS Page11of16 TestGraphs BLE_1M_Ant1_2402_0~Reference BLE_1M_Ant1_2402_30~1000 BLE_1M_Ant1_2402_1000~26500 Page12of16 BLE_1M_Ant1_2440_0~Reference BLE_1M_Ant1_2440_30~1000 Page13of16 BLE_1M_Ant1_2440_1000~26500 BLE_1M_Ant1_2480_0~Reference BLE_1M_Ant1_2480_30~1000 Page14of16 BLE_1M_Ant1_2480_1000~26500 Page15of16 AppendixG:DutyCycle TestResult TestModeAntennaFrequency[MHz] ONTime [ms] Period [ms] DutyCycle [%] DutyCycle Factor[dB] BLE_1MAnt1 24020.380.6360.322.20 24400.380.6360.322.20 24800.380.6360.322.20 TestGraphs BLE_1M_Ant1_2402 BLE_1M_Ant1_2440 BLE_1M_Ant1_2480 Page16of16 ---End---

ReportNo.:18220WC30267401FCCID:2A6K7-K21Page1of30 FCCTestReport Applicant:ShenzhenjueyingTechnologyCo.,Ltd. Address: 1207,Floor12,BlockB,Chinto Science&TechnologyBuilding,MinzhiStreet, Longhua,Shenzhen,Guangdong,China ProductName:LEDlight ReportDate:Jan.11,2024 ShenzhenAnbotekComplianceLaboratoryLimited ReportNo.:18220WC30267401FCCID:2A6K7-K21Page2of30 Contents 1.GeneralInformation.................................................................................................................................6 1.1.ClientInformation...........................................................................................................................6 1.2.DescriptionofDevice(EUT)..........................................................................................................6 1.3.AuxiliaryEquipmentUsedDuringTest..........................................................................................7 1.4.Operationchannellist....................................................................................................................7 1.5.DescriptionofTestModes.............................................................................................................8 1.6.MeasurementUncertainty.............................................................................................................8 1.7.TestSummary................................................................................................................................8 1.8.DescriptionofTestFacility.............................................................................................................9 1.9.Disclaimer......................................................................................................................................9 1.10.TestEquipmentList...................................................................................................................10 2.Antennarequirement..............................................................................................................................12 2.1.Conclusion...................................................................................................................................12 3.ConductedEmissionatACpowerline..................................................................................................13 3.1.EUTOperation.............................................................................................................................13 3.2.TestSetup....................................................................................................................................13 3.3.TestData......................................................................................................................................14 4.OccupiedBandwidth..............................................................................................................................16 4.1.EUTOperation.............................................................................................................................16 4.2.TestSetup....................................................................................................................................16 4.3.TestData......................................................................................................................................16 5.MaximumConductedOutputPower......................................................................................................17 5.1.EUTOperation.............................................................................................................................17 5.2.TestSetup....................................................................................................................................17 5.3.TestData......................................................................................................................................17 6.PowerSpectralDensity..........................................................................................................................18 6.1.EUTOperation.............................................................................................................................18 6.2.TestSetup....................................................................................................................................18 6.3.TestData......................................................................................................................................18 7.Emissionsinnon-restrictedfrequencybands.......................................................................................19 7.1.EUTOperation.............................................................................................................................19 7.2.TestSetup....................................................................................................................................19 7.3.TestData......................................................................................................................................19 8.Bandedgeemissions(Radiated)..........................................................................................................20 8.1.EUTOperation.............................................................................................................................20 8.2.TestSetup....................................................................................................................................20 8.3.TestData......................................................................................................................................21 9.Emissionsinfrequencybands(below1GHz).......................................................................................22 9.1.EUTOperation.............................................................................................................................22 9.2.TestSetup.........................…

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Page1of51 AppendixTestData ReportNo.:18220WC30267402TestSampleNo.:1-2-2 StartTestDate:2023.12.20FinishTestDate:2023.12.25 TestEngineer:Auditor: Temperature:25.3 °C RelativeHumidity:44% Pressure:101kPa AppendixA:DTSBandwidth TestResult TestModeAntennaFrequency[MHz] DTSBW [MHz] FL[MHz]FH[MHz]Limit[MHz]Verdict 11BAnt1 241210.0802406.9602417.0400.5PASS 24379.5202432.0402441.5600.5PASS 246210.0802456.9602467.0400.5PASS 11GAnt1 241216.3602403.8002420.1600.5PASS 243716.3602428.8402445.2000.5PASS 246216.3602453.8402470.2000.5PASS 11N20SISOAnt1 241217.5602403.2402420.8000.5PASS 243717.6002428.2002445.8000.5PASS 246217.6002453.2002470.8000.5PASS 11N40SISOAnt1 242235.1202404.4802439.6000.5PASS 243735.2002419.4002454.6000.5PASS 245235.0402434.4802469.5200.5PASS Page2of51 TestGraphs 11B_Ant1_2412 11B_Ant1_2437 11B_Ant1_2462 Page3of51 11G_Ant1_2412 11G_Ant1_2437 Page4of51 11G_Ant1_2462 11N20SISO_Ant1_2412 11N20SISO_Ant1_2437 Page5of51 11N20SISO_Ant1_2462 11N40SISO_Ant1_2422 Page6of51 11N40SISO_Ant1_2437 11N40SISO_Ant1_2452 Page7of51 AppendixB:OccupiedChannelBandwidth TestResult TestModeAntenna Channel Frequency[MHz] OCB [MHz] FL[MHz]FH[MHz]Limit[MHz]Verdict 11BAnt1 241214.2772404.92312419.2001------ 243714.2722429.91372444.1857------ 246214.2702454.87832469.1483------ 11GAnt1 241217.0782403.54332420.6213------ 243717.1472428.50222445.6492------ 246217.0542453.48972470.5437------ 11N20SISOAnt1 241217.9242403.10362421.0276------ 243717.9672428.08182446.0488------ 246217.9872453.07352471.0605------ 11N40SISOAnt1 242235.9632404.16972440.1327------ 243735.9402419.14782455.0878------ 245235.9492434.11142470.0604------ Page8of51 TestGraphs 11B_Ant1_2412 11B_Ant1_2437 11B_Ant1_2462 Page9of51 11G_Ant1_2412 11G_Ant1_2437 Page10of51 11G_Ant1_2462 11N20SISO_Ant1_2412 11N20SISO_Ant1_2437 Page11of51 11N20SISO_Ant1_2462 11N40SISO_Ant1_2422 Page12of51 11N40SISO_Ant1_2437 11N40SISO_Ant1_2452 Page13of51 AppendixC:Maximumconductedoutputpower TestResult TestModeAntennaFrequency[MHz] AverageOutput Power[dBm] Conducted Limit[dBm] 11BAnt1 24129.29≤30.00 24379.28≤30.00 24629.23≤30.00 11GAnt1 24129.15≤30.00 24379.45≤30.00 24628.98≤30.00 11N20SISOAnt1 24129.46≤30.00 24378.95≤30.00 24629.41≤30.00 11N40SISOAnt1 24229.11≤30.00 24379.52≤30.00 24529.22≤30.00 Note：TheDutyCycleFactor(10*log(1/D))andcablelossarecompensatedinthegraph. Page14of51 TestGraphs 11B_Ant1_2412 11B_Ant1_2437 11B_Ant1_2462 Page15of51 11G_Ant1_2412 11G_Ant1_2437 Page16of51 11G_Ant1_2462 11N20SISO_Ant1_2412 11N20SISO_Ant1_2437 Page17of51 11N20SISO_Ant1_2462 11N40SISO_Ant1_2422 Page18of51 11N40SISO_Ant1_2437 11N40SISO_Ant1_2452 Page19of51 AppendixD:Maximumpowerspectraldensity TestResult TestMode Antenn a Frequency[MH z] Result[dBm/30k Hz] Result[dBm/3k Hz] Limit[dBm/3kH z] Verdi ct 11BAnt1 2412-13.05-23.05≤8.00PASS 2437-13.16-23.16≤8.00PASS 2462-13.13-23.13≤8.00PASS 11GAnt1 2412-14.86-24.86≤8.00PASS 2437-15.04-25.04≤8.00PASS 2462-14.85-24.85≤8.00PASS 11N20SIS O Ant1 2412-14.58-24.58≤8.00PASS 2437-15.44-25.44≤8.00PASS 2462-14.97-24.97≤8.00PASS 11N40SIS O Ant1 2422-17.68-27.68≤8.00PASS 2437-17.22-27.22≤8.00PASS 2452-18.00-28.00≤8.00PASS Note： 1.TheDutyCycleFactor(10*log(1/D))andcablelossarecompensatedinthegraph. 2.PSD(dBm/3kHz)=PSD(dBm/30kHz)-(10*log(30/3)) Page20of51 TestGraphs 11B_Ant1_2412 11B_Ant1_2437 11B_Ant1_2462 Page21of51 11G_Ant1_2412 11G_Ant1_2437 Page22of51 11G_Ant1_2462 11N20SISO_Ant1_2412 11N20SISO_Ant1_2437 Page23of51 11N20SISO_Ant1_2462 11N40SISO_Ant1_2422 Page24of51 11N40SISO_Ant1_2437 11N40SISO_Ant1_2452 Page25of51 AppendixE:Bandedgemeasurements TestResult TestMode Antenn a ChNam e Frequency[MH z] RefLevel[dB m] Result[dB m] Limit[dBm ] Verdic t 11BAnt1 Low24124.02-47.53≤-25.98PASS High24624.12-54.77≤-25.88PASS 11GAnt1 Low24122.46-34.95≤-27.54PASS High24622.70-47.57≤-27.3PASS 11N20SIS O Ant1 Low24122.02-34.62≤-27.98PASS High24622.32-46.42≤-27.68PASS 11N40SIS O Ant1 Low24220.38-35.11≤-29.62PASS High24520.13-40≤-29.87PASS Page26of51 TestGraphs 11B_Ant1_Low_2412 11B_Ant1_High_2462 11G_Ant1_Low_2412 Page27of51 11G_Ant1_High_2462 11N20SISO_Ant1_Low_2412 Page28of51 11N20SISO_Ant1_High_2462 11N40SISO_Ant1_Low_2422 11N40SISO_Ant1_High_2452 Page29of51 Page30of51 AppendixF:ConductedSpuriousEmission TestResult TestModeAntennaFrequency[MHz] FreqRange [Mhz] RefLevel [dBm] Result [dBm] Limit [dBm] Verdict 11BAnt1 2412 Reference3.603.60---PASS 30~10003.60-68.1≤-26.4PASS 1000~265003.60-51.84≤-26.4PASS 2437 Reference3.773.77---PASS 30~10003.77-68.47≤-26.23PASS 1000~265003.77-53.48≤-26.23PASS 2462 Reference3.903.90---PASS 30~10003.90-69.19≤-26.1PASS 1000~265003.90-53.36≤-26.1PASS 11GAnt1 2412 Reference2.062.06---PASS 30~10002.06-68.25≤-27.94PASS 1000~265002.06-52.65≤-27.94PASS 2437 Reference-0.60-0.60---PASS 30~1000-0.60-68.09≤-30.6PASS 1000~26500-0.60-53.17≤-30.6PASS 2462 Reference2.202.20---PASS 30~10002.20-69.17≤-27.8PASS 1000~265002.20-53.16≤-27.8PASS 11N20SISOAnt1 2412 Reference2.452.45---PASS 30~10002.45-69.22≤-27.55PASS 1000~265002.45-53.04≤-27.55PASS 2437 Reference-0.94-0.94---PASS 30~1000-0.94-69.4≤-30.94PASS 1000~26500-0.94-54.14≤-30.94PASS 2462 Reference2.072.07---PASS 30~10002.07-68.7≤-27.93PASS 1000~265002.07-52.57≤-27.93PASS 11N40SISOAnt1 2422 Reference-0.38-0.38---PASS 30~1000-0.38-69.28≤-30.38PASS 1000~26500-0.38-52.89≤-30.38PASS 2437 Reference-1.25-1.25---PASS 30~1000-1.25-69.58≤-31.25PASS 1000~26500-1.25-54.04≤-31.25PASS 2452 Reference-0.11-0.11---PASS 30~1000-0.11-68.88≤-30.11PASS 1000~26500-0.11-52.47≤-30.11PASS Page31of51 TestGraphs 11B_Ant1_2412_0~Reference 11B_Ant1_2412_30~1000 11B_Ant1_2412_1000~26500 Page32of51 11B_Ant1_2437_0~Reference 11B_Ant1_2437_30~1000 Page33of51 11B_Ant1_2437_1000~26500 11B_Ant1_2462_0~Reference 11B_Ant1_2462_30~1000 Page34of51 11B_Ant1_2462_1000~26500 11G_Ant1_2412_0~Reference Page35of51 11G_Ant1_2412_30~1000 11G_Ant1_2412_1000~26500 11G_Ant1_2437_0~Reference Page36of51 11G_Ant1_2437_30~1000 11G_Ant1_2437_1000~26500 Page37of51 11G_Ant1_2462_0~Reference 11G_Ant1_2462_30~1000 11G_Ant1_2462_1000~26500 Page38of51 11N20SI…

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version01 ShenzhenjueyingTechnologyCo.,Ltd. DeclarationconcerningAntennaSpecification Itisherebydeclaredthattheproduct ModelNo.:K21,P12,P24,P40 FCCID:2A6K7-K21 fulfillstherequirementinFCCtestrelatingtotheantennatype. ThedevicespecifiedaboveconfirmstotheFCCrecommendationsfor internal antennatype(s) describedbelow: ModelNo.ofantenna:IBM2.4GHz Typeofantenna:PCBAntenna Gainoftheantenna:-1.52dBi Frequencyrange:2402-2480MHz Themountingoftheantennaisfixedtotheradiomoduleandnootherantennashouldbeused. Companyname:ShenzhenjueyingTechnologyCo.,Ltd. Address:1207,Floor12,BlockB,ChintoScience&TechnologyBuilding,Minzhi Street,Longhua,Shenzhen,518109,China City:Shenzhen ZIP/Postalcode:518109 Country:China Place:Date:1/11/2024 Signature:

AntennaSpecification Specifications Summary ITEMSPEC. ModelNameIBM2.4GHz CenterFrequency2402MHz-2.10dBi 2441MHz-1.78dBi 2480MHz-1.52dBi MAX.GAIN Polarization AzimuthBeamPattern Impedance AntennaLength Manufacture -1.52dBi Horizontal Omni-directional 50 Ω 11.5*8mm r JiangxiSuichuan TongmingTechnology Co.,Ltd AntennaPhoto&Length （ mm ） 1.Mainantenna:2402MHz 1.1Horizontal 1.2Vertical 2.Mainantenna:2441MHz 2.1Horizontal 2.2Vertica . 3.Mainantenna:2480MHz 3.1Horizontal 3.2Vertical 4.Result CenterFrequencyMaximumAntGain 2402MHzH-2.10dBi V-5.02dBi 2441MHzH-1.78dBi V-5.80dBi 2480MHzH-1.52dBi V-4.52dBi

ProjectNo.:18220WC302674Page 1 of 2 AppendixI--TestSetupPhotograph_RF ConductedEmissionatACpowerline Emissionsinfrequencybands(below1GHz) ProjectNo.:18220WC302674Page 2 of 2 Emissionsinfrequencybands(above1GHz)