2BPBC-HHM021Smart Humidifier

SPECIFICATION SPECIFICATION SHEETFORAPPROVAL （Revision：R：A0） CUSTOMERHesungInnovationLimited CSP/N TESTMODEL HHM021S PARTNAMEWIFIantennaassembly FREQUENCY2400~2500MHz ZTXNO.2.00002536 DATE2026-04-08 CUSTOMER QA CHECKED ME CHECKED RF CHECKED MANAGER CHECKED ShenzhenZTXCommunicationTechnologyCo.,Ltd MANAGER CHECKED MANAGER CHECKED ME CHECKED RF CHECKED LISTER Shuman.MaZebin.Zhang Address:No.34,ShilongAvenue,ShiyanTown,BaoanDistrict,Shenzhen,(TengdaIndustrialPark) 518000 Tel：0755-27588320Fax：0755-27588045http://www.chinaztx.com Remark ： Sign ： ANTENNASPECIFICATION CUSP/N:HHM021S_WIFIantennaassembly ApplicationDate:Apr,08,2026Rev:R:A0 ZTXP/N: HHM021S_WIFIantennaassembly Editor:Page 1 of6 Revisionhistory EditionDatestate A02026-04-08Firstedition ANTENNASPECIFICATION CUSP/N:HHM021S_WIFIantennaassembly ApplicationDate:Apr,08,2026Rev:R:A0 ZTXP/N: HHM021S_WIFIantennaassembly Editor:Page 2 of6 Index Revisionhistory 1 Index 2 1MechanicalSpecification 3 1-1 MechanicalSpecification(WIFIantennaassembly) 3 2Testequipment 4 3TestResultsSummary 5 3-1ActiveTest 5 3-2VSWR 5 3-3PassiveTest 5 3-42D/3DRadiationPatternResults 6 3-5Environmentaltreatment 6 ANTENNASPECIFICATION CUSP/N:HHM021S_WIFIantennaassembly ApplicationDate:Apr,08,2026Rev:R:A0 ZTXP/N: HHM021S_WIFIantennaassembly Editor:Page 3 of6 1.MechanicalSpecification 1-1MechanicalConfiguration(WIFIantennaassembly) ANTENNASPECIFICATION CUSP/N:HHM021S_WIFIantennaassembly ApplicationDate:Apr,08,2026Rev:R:A0 ZTXP/N: HHM021S_WIFIantennaassembly Editor:Page 4 of6 2.Testequipment ANTENNASPECIFICATION CUSP/N:HHM021S_WIFIantennaassembly ApplicationDate:Apr,08,2026Rev:R:A0 ZTXP/N: HHM021S_WIFIantennaassembly Editor:Page 5 of6 3.TestResultsSummary 3-1ActiveTest 3-2VSWR 3-3PassiveTest ANTENNASPECIFICATION CUSP/N:HHM021S_WIFIantennaassembly ApplicationDate:Apr,08,2026Rev:R:A0 ZTXP/N: HHM021S_WIFIantennaassembly Editor:Page 6 of6 3-42D/3DRadiationPatternResults 3-5Environmentaltreatment

Setupphotos 1Photographs-EUTTestSetup 1.1RadiatedSpuriousEmission 9kHz~30MHz: 30MHz~1GHz: Above1GHz: 1.2ConductedEmissionsTestSetup 1.3RFConductedmeasurement

SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-02 Page:56of83 11B_Ant1_2462_1000~26500 11G_Ant1_2412_0~Reference SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-02 Page:57of83 11G_Ant1_2412_30~1000 11G_Ant1_2412_1000~26500 11G_Ant1_2437_0~Reference SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-02 Page:58of83 11G_Ant1_2437_30~1000 11G_Ant1_2437_1000~26500 SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-02 Page:59of83 11G_Ant1_2462_0~Reference 11G_Ant1_2462_30~1000 11G_Ant1_2462_1000~26500 SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-02 Page:60of83 11N20SISO_Ant1_2412_0~Reference 11N20SISO_Ant1_2412_30~1000 SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-02 Page:61of83 11N20SISO_Ant1_2412_1000~26500 11N20SISO_Ant1_2437_0~Reference 11N20SISO_Ant1_2437_30~1000 SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-02 Page:62of83 11N20SISO_Ant1_2437_1000~26500 11N20SISO_Ant1_2462_0~Reference SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-02 Page:63of83 11N20SISO_Ant1_2462_30~1000 11N20SISO_Ant1_2462_1000~26500 Remark: Pretest9kHzto25GHz,findthehighestpointwhentesting,soonlytheworstdatawereshowninthetest report.PerFCCPart15.33(a)and15.31(o),Theamplitudeofspuriousemissionsfromintentional radiatorswhichareattenuatedmorethan20dBbelowthepermissiblevalueneednotbereportedunless specificallyrequiredelsewhereinthispart. SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-02 Page:64of83 5.9RadiatedSpuriousEmissions TestRequirement:47CFRPart15CSection15.209and15.205 TestMethod:ANSI C63.10-2020+Cor.1-2023+C63.10a-2024+ErratatoC63.10a-2024 TestSite:MeasurementDistance:3m(Semi-AnechoicChamber) ReceiverSetup: FrequencyDetectorRBWVBWRemark 0.009MHz-0.090MHzPeak10kHz30kHzPeak 0.009MHz-0.090MHzAverage10kHz30kHzAverage 0.090MHz-0.110MHzQuasi-peak10kHz30kHzQuasi-peak 0.110MHz-0.490MHzPeak10kHz30kHzPeak 0.110MHz-0.490MHzAverage10kHz30kHzAverage 0.490MHz-30MHzQuasi-peak10kHz30kHzQuasi-peak 30MHz-1GHzQuasi-peak100kHz300kHzQuasi-peak Above1GHz Peak1MHz3MHzPeak Peak1MHz10HzAverage Limit: Frequency Fieldstrength (microvolt/meter) Limit (dBuV/m) Remark Measurement distance(m) 0.009MHz-0.490MHz2400/F(kHz)--300 0.490MHz-1.705MHz24000/F(kHz)--30 1.705MHz-30MHz30--30 30MHz-88MHz10040.0Quasi-peak3 88MHz-216MHz15043.5Quasi-peak3 216MHz-960MHz20046.0Quasi-peak3 960MHz-1GHz50054.0Quasi-peak3 Above1GHz50054.0Average3 Note:15.35(b),Unlessotherwisespecified,thelimitonpeakradiofrequency emissionsis20dBabovethemaximumpermittedaverageemissionlimit applicabletotheequipmentundertest.Thispeaklimitappliestothetotalpeak emissionlevelradiatedbythedevice. SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-02 Page:65of83 TestSetup: Figure1.Below30MHz Figure2.30MHzto1GHzFigure3.Above1GHz TestProcedure: a.1)Below1G:TheEUTwasplacedonthetopofarotatingtable0.8 metersabovethegroundata3metersemi-anechoiccamber.Thetable wasrotated360degreestodeterminethepositionofthehighest radiation. 2)Above1G:TheEUTwasplacedonthetopofarotatingtable1.5 metersabovethegroundata3metersemi-anechoiccamber.Thetable wasrotated360degreestodeterminethepositionofthehighest radiation. Note:Fortheradiatedemissiontestabove1GHz: PlacethemeasurementantennaawayfromeachareaoftheEUT determinedtobeasourceofemissionsatthespecifiedmeasurement distance,whilekeepingthemeasurementantennaaimedatthesourceof emissionsateachfrequencyofsignificantemissions,withpolarization orientedformaximumresponse.Themeasurementantennamayhaveto behigherorlowerthantheEUT,dependingontheradiationpatternofthe emissionandstayingaimedattheemissionsourceforreceivingthe maximumsignal.Thefinalmeasurementantennaelevationshallbethat whichmaximizestheemissions.Themeasurementantennaelevationfor maximumemissionsshallberestrictedtoarangeofheightsoffrom1m to4mabovethegroundorreferencegroundplane. b.TheEUTwasset3metersawayfromtheinterference-receivingantenna, whichwasmountedonthetopofavariable-heightantennatower. c.Theantennaheightisvariedfromonemetertofourmetersabovethe groundtodeterminethemaximumvalueofthefieldstrength.Both horizontalandverticalpolarizationsoftheantennaaresettomakethe measurement. 1 5 0 c m SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-02 Page:66of83 d.Foreachsuspectedemission,theEUTwasarrangedtoitsworstcase andthentheantennawastunedtoheightsfrom1meterto4meters(for thetestfrequencyofbelow30MHz,theantennawastunedtoheights1 meter)andtherotatabletablewasturnedfrom0degreesto360degrees tofindthemaximumreading. e.Thetest-receiversystemwassettoPeakDetectFunctionandSpecified BandwidthwithMaximumHoldMode. f.IftheemissionleveloftheEUTinpeakmodewas10dBlowerthanthe limitspecified,thentestingcouldbestoppedandthepeakvaluesofthe EUTwouldbereported.Otherwisetheemissionsthatdidnothave10dB marginwouldbere-testedonebyoneusingpeak,quasi-peakoraverage methodasspecifiedandthenreportedinadatasheet. g.TesttheEUTinthelowestchannel,themiddlechannel,theHighest channel. h.TheradiationmeasurementsareperformedinX,Y,Zaxispositioningfor Transmittingmode,AndfoundtheXaxispositioningwhichitisworse case. i.Repeataboveproceduresuntilallfrequenciesmeasuredwascomplete. ExploratoryTestMode:Transmittingwithallkindofmodulations,dataratesatlowest,middleand highestchannel. FinalTestMode:Onlytheworstcaseisrecordedinthereport. TestResults:Pass SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-02 Page:67of83 5.9.1Radiatedemissionbelow1GHz 30MHz~1GHz Vertical Remark: ThefieldstrengthiscalculatedbyaddingtheAntennaFactor,CableFactor&Preamplifier.Thebasic equationwithasamplecalculationisasfollows: Factor=AntennaFactor+CableFactor–PreamplifierFactor, Level=ReadLevel+Factor, OverLimit=Level-LimitLine. SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-02 Page:68of83 Horizontal Remark: ThefieldstrengthiscalculatedbyaddingtheAntennaFactor,CableFactor&Preamplifier.Thebasic equationwithasamplecalculationisasfollows: Factor=Anten…

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SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-02 Page:41of83 TestResult TestModeFrequency[MHz]AVPSDResult[dBm/3kHz]Limit[dBm/3kHz]Verdict 11B 2412-8.09≤8.00PASS 2437-7.35≤8.00PASS 2462-8.67≤8.00PASS 11G 2412-11.04≤8.00PASS 2437-10.97≤8.00PASS 2462-11.62≤8.00PASS 11N20SISO 2412-11.86≤8.00PASS 2437-11.45≤8.00PASS 2462-12.52≤8.00PASS Note:Dutycyclecorrectionfactordetailspleaseseesection4.4. WhenDutycycle>98%,D.C.Fisnotrequired. SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-02 Page:42of83 TestGraphs 11B_Ant1_2412 11B_Ant1_2437 11B_Ant1_2462 SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-02 Page:43of83 11G_Ant1_2412 11G_Ant1_2437 SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-02 Page:44of83 11G_Ant1_2462 11N20SISO_Ant1_2412 11N20SISO_Ant1_2437 SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-02 Page:45of83 11N20SISO_Ant1_2462 SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-02 Page:46of83 5.7Band-edgeforRFConductedEmissions TestRequirement:47CFRPart15CSection15.247(d) TestMethod:ANSI C63.10-2020+Cor.1-2023+C63.10a-2024+ErratatoC63.10a-2024 TestSetup: Offset=cableloss+attenuationfactor ExploratoryTestMode:Transmittingwithallkindofmodulations,datarates .FinalTestMode:Onlytheworstcaseisrecordedinthereport. Limit:Inany100kHzbandwidthoutsidethefrequencybandinwhichthespread spectrumintentionalradiatorisoperating,theradiofrequencypowerthatis producedbytheintentionalradiatorshallbeatleast30dBbelowthatinthe 100kHzbandwidthwithinthebandthatcontainsthehighestlevelofthe desiredpower,basedoneitheranRFconductedoraradiated measurement. TestResults:Pass SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-02 Page:47of83 TestResult TestModeChNameFrequency[MHz]RefLevel[dBm]Result[dBm]Limit[dBm]Verdict 11B Low24123.20-41.5≤-26.8PASS High24622.69-42.65≤-27.31PASS 11G Low2412-1.14-42.42≤-31.14PASS High2462-1.96-41.26≤-31.96PASS 11N20SISO Low2412-0.28-43.09≤-30.28PASS High2462-1.70-42.17≤-31.7PASS SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-02 Page:48of83 5.7.1TestGraphs 11B_Ant1_Low_2412 11B_Ant1_High_2462 11G_Ant1_Low_2412 SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-02 Page:49of83 11G_Ant1_High_2462 11N20SISO_Ant1_Low_2412 SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-02 Page:50of83 11N20SISO_Ant1_High_2462 SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-02 Page:51of83 5.8RFConductedSpuriousEmissions TestRequirement:47CFRPart15CSection15.247(d) TestMethod:ANSI C63.10-2020+Cor.1-2023+C63.10a-2024+ErratatoC63.10a-2024 TestSetup: Offset=cableloss+attenuationfactor ExploratoryTestMode:Transmittingwithallkindofmodulations,datarates FinalTestMode:Onlytheworstcaseisrecordedinthereport. Limit:Inany100kHzbandwidthoutsidethefrequencybandinwhichthespread spectrumintentionalradiatorisoperating,theradiofrequencypowerthatis producedbytheintentionalradiatorshallbeatleast30dBbelowthatinthe 100kHzbandwidthwithinthebandthatcontainsthehighestlevelofthe desiredpower,basedoneitheranRFconductedoraradiated measurement. TestResults:Pass SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-02 Page:52of83 TestResult TestModeFrequency[MHz] FreqRange [Mhz] RefLevel [dBm] Result [dBm] Limit [dBm] Verdict 11B 2412 Reference2.422.42---PASS 30~10002.42-51.9≤-27.58PASS 1000~265002.42-44.53≤-27.58PASS 2437 Reference1.851.85---PASS 30~10001.85-51.33≤-28.15PASS 1000~265001.85-45.46≤-28.15PASS 2462 Reference2.372.37---PASS 30~10002.37-50.48≤-27.63PASS 1000~265002.37-45.54≤-27.63PASS 11G 2412 Reference-4.77-4.77---PASS 30~1000-4.77-51.09≤-34.77PASS 1000~26500-4.77-48.06≤-34.77PASS 2437 Reference-4.48-4.48---PASS 30~1000-4.48-51.72≤-34.48PASS 1000~26500-4.48-46.94≤-34.48PASS 2462 Reference-4.70-4.70---PASS 30~1000-4.70-51.51≤-34.7PASS 1000~26500-4.70-48.69≤-34.7PASS 11N20SISO 2412 Reference-1.36-1.36---PASS 30~1000-1.36-50.35≤-31.36PASS 1000~26500-1.36-46.85≤-31.36PASS 2437 Reference-4.29-4.29---PASS 30~1000-4.29-50.82≤-34.29PASS 1000~26500-4.29-46.18≤-34.29PASS 2462 Reference-5.26-5.26---PASS 30~1000-5.26-50.62≤-35.26PASS 1000~26500-5.26-47.7≤-35.26PASS SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-02 Page:53of83 TestGraphs 11B_Ant1_2412_0~Reference 11B_Ant1_2412_30~1000 11B_Ant1_2412_1000~26500 SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-02 Page:54of83 11B_Ant1_2437_0~Reference 11B_Ant1_2437_30~1000 SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-02 Page:55of83 11B_Ant1_2437_1000~26500 11B_Ant1_2462_0~Reference 11B_Ant1_2462_30~1000

SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-02 Page:21of83 NeutralLine: Remark: 1.ThefollowingQuasi-PeakandAveragemeasurementswereperformedontheEUT: 2.FinalTestLevel=ReceiverReading+LISNFactor+CableLoss. 3.IfthePeakvalueunderAveragelimit,theAveragevalueisnotrecordedinthereport. SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-02 Page:22of83 5.3ConductedPeak&AverageOutputPower TestRequirement:47CFRPart15CSection15.247(b)(3) TestMethod:ANSI C63.10-2020+Cor.1-2023+C63.10a-2024+ErratatoC63.10a-2024 TestSetup:SetupforPowermetermeasurementmethod SetupforSpectrumanalysermeasurementmethod ExploratoryTestMode:Transmittingwithallkindofmodulations,datarates FinalTestMode: Onlytheworstcaseisrecordedinthereport. Limit:30dBm TestResults:Pass SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-02 Page:23of83 TestResult Test Mode Frequency[MHz ] AVpowerResult [dBm] Limit[dBm]Verdict 11B 241214.24≤30.00PASS 243714.66≤30.00PASS 246213.59≤30.00PASS 11G 24129.70≤30.00PASS 24379.95≤30.00PASS 24628.91≤30.00PASS 11N20SISO 24129.53≤30.00PASS 24379.84≤30.00PASS 24628.72≤30.00PASS Note:Dutycyclecorrectionfactordetailspleaseseesection4.4. WhenDutycycle>98%,D.C.Fisnotrequired. SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-02 Page:24of83 TestGraphs 11B_Ant1_2412 11B_Ant1_2437 11B_Ant1_2462 SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-02 Page:25of83 11G_Ant1_2412 11G_Ant1_2437 SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-02 Page:26of83 11G_Ant1_2462 11N20SISO_Ant1_2412 11N20SISO_Ant1_2437 SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-02 Page:27of83 11N20SISO_Ant1_2462 SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-02 Page:28of83 5.499%OccupiedBandwidth TestRequirement:47CFRPart15C TestMethod:ANSI C63.10-2020+Cor.1-2023+C63.10a-2024+ErratatoC63.10a-2024 TestSetup: Offset=cableloss+attenuationfactor ExploratoryTestMode:Transmittingwithallkindofmodulations,datarates FinalTestMode:Onlytheworstcaseisrecordedinthereport. TestResults:Pass SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-02 Page:29of83 TestResult TestMode Channel Frequency[MHz] OCB [MHz] FL[MHz]FH[MHz] 11B 241215.3452404.32772419.6723 243715.1852429.40762444.5924 246215.1852454.32772469.5125 11G 241216.7832403.60842420.3916 243716.9032428.60842445.5115 246217.0632453.32872470.3916 11N20SISO 241217.5422403.28872420.8312 243718.1022427.96902446.0709 246217.7822453.28872471.0709 SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-02 Page:30of83 TestGraphs 11B_Ant1_2412 11B_Ant1_2437 11B_Ant1_2462 SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-02 Page:31of83 11G_Ant1_2412 11G_Ant1_2437 SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-02 Page:32of83 11G_Ant1_2462 11N20SISO_Ant1_2412 11N20SISO_Ant1_2437 SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-02 Page:33of83 11N20SISO_Ant1_2462 SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-02 Page:34of83 5.56dBOccupiedBandwidth TestRequirement:47CFRPart15CSection15.247(a)(2) TestMethod:ANSI C63.10-2020+Cor.1-2023+C63.10a-2024+ErratatoC63.10a-2024 TestSetup: Offset=cableloss+attenuationfactor ExploratoryTestMode:Transmittingwithallkindofmodulations,datarates FinalTestMode:Onlytheworstcaseisrecordedinthereport. Limit:≥500kHz TestResults:Pass SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-02 Page:35of83 TestResult TestModeAntennaChannel DTSBW [MHz] Limit[MHz]Verdict 11BAnt1 241212.280.5PASS 243712.240.5PASS 24628.720.5PASS 11GAnt1 241216.240.5PASS 243716.360.5PASS 246216.840.5PASS 11N20SISOAnt1 241215.600.5PASS 243715.400.5PASS 246215.120.5PASS SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-02 Page:36of83 TestGraphs 11B_Ant1_2412 11B_Ant1_2437 11B_Ant1_2462 SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-02 Page:37of83 11G_Ant1_2412 11G_Ant1_2437 SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-02 Page:38of83 11G_Ant1_2462 11N20SISO_Ant1_2412 11N20SISO_Ant1_2437 SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-02 Page:39of83 11N20SISO_Ant1_2462 SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-02 Page:40of83 5.6PowerSpectralDensity TestRequirement:47CFRPart15CSection15.247(e) TestMethod:ANSI C63.10-2020+Cor.1-2023+C63.10a-2024+ErratatoC63.10a-2024 TestSetup: Offset=cableloss+attenuationfactor ExploratoryTestMode:Transmittingwithallkindofmodulations,datarates FinalTestMode:Onlytheworstcaseisrecordedinthereport. Limit:≤8.00dBm/3kHz TestResults:Pass

SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD 102A,102B,Building2,ShanghenglangNewIndustrialZone,ShanghenglangCommunity, DalangStreet,LonghuaDistrict,Shenzhen,Guangdong,People’sRepublicofChina,518000 Telephone:+86-755-26648640 Fax:+86-755-26648637 Website:www.cqa-cert.com ReportTemplateVersion:V06 ReportTemplateRevisionDate:2026-01-30 TESTREPORT Thetestreportiseffectiveonlywithbothsignatureandspecializedstamp,Theresult(s)showninthisreportreferonlyto thesample(s)tested.WithoutwrittenapprovalofCQA,thisreportcan’tbereproducedexceptinfull. ReportNo.:CQASZ20260500965E-02 Applicant: DREOPTE.LTD. AddressofApplicant: 112ROBINSONROAD,#03-01,ROBINSON112,SINGAPORE068902 EquipmentUnderTest(EUT): Product:SmartHumidifier ModelNo.:DR-HHM021S,DWHM21S TestModelNo.:DR-HHM021S BrandName:DREO,DREOHOME FCCID:2BPBC-HHM021 Standards:47CFRPart15,SubpartC KDB558074D0115.247MeasGuidancev05r02 ANSIC63.10:2020 DateofReceipt:2026-05-12 DateofTest:2026-05-12to2026-05-25 DateofIssue:2026-06-16 TestResult:PASS* *Intheconfigurationtested,theEUTcompliedwiththestandardsspecifiedabove . TestedBy: (LewisZhou) ReviewedBy: (TimoLei) ApprovedBy: (JackAi) SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-02 Page:2of83 1Version RevisionHistoryOfReport ReportNo.Version Description IssueDate CQASZ20260500965E-02Rev.01 Initialreport 2026-06-16 SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-02 Page:3of83 2TestSummary TestItemTestRequirementTestmethodResult AntennaRequirement47CFRPart15.203N/APASS ACPowerLine Conducted Emission 47CFRPart15.207 ANSI C63.10- 2020+Cor.1- 2023+C63.10a-2024+ ErratatoC63.10a- 2024 PASS ConductedPeak& AverageOutputPower 47CFRPart15.247 ANSI C63.10- 2020+Cor.1- 2023+C63.10a-2024+ ErratatoC63.10a- 2024 PASS 6dBOccupied Bandwidth 47CFRPart15.247 ANSI C63.10- 2020+Cor.1- 2023+C63.10a-2024+ ErratatoC63.10a- 2024 PASS PowerSpectralDensity47CFRPart15.247 ANSI C63.10- 2020+Cor.1- 2023+C63.10a-2024+ ErratatoC63.10a- 2024 PASS Band-edgeforRF ConductedEmissions 47CFRPart15.247 ANSI C63.10- 2020+Cor.1- 2023+C63.10a-2024+ ErratatoC63.10a- 2024 PASS RFConductedSpurious Emissions 47CFRPart15.247 ANSI C63.10- 2020+Cor.1- 2023+C63.10a-2024+ ErratatoC63.10a- 2024 PASS RadiatedSpurious Emissions 47CFRPart15.209 ANSI C63.10- 2020+Cor.1- 2023+C63.10a-2024+ ErratatoC63.10a- 2024 PASS Restrictedbandsaround fundamentalfrequency (RadiatedEmission) 47CFRPart15.205/15.209 ANSI C63.10- 2020+Cor.1- 2023+C63.10a-2024+ ErratatoC63.10a- 2024 PASS SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-02 Page:4of83 Remark: Thetestedsample(s)andthesampleinformationareprovidedbytheclient. Tx:InthiswholereportTx(ortx)meansTransmitter. Rx:InthiswholereportRx(orrx)meansReceiver. RF:InthiswholereportRFmeansRadiatedFrequency. CH:InthiswholereportCHmeanschannel. Volt:InthiswholereportVoltmeansVoltage. Temp:InthiswholereportTempmeansTemperature. Humid:InthiswholereportHumidmeanshumidity. Press:InthiswholereportPressmeansPressure. N/A:Inthiswholereportnotapplication SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-02 Page:5of83 3Contents Page 1VERSION......................................................................................................................................................................2 2TESTSUMMARY........................................................................................................................................................3 3CONTENTS..................................................................................................................................................................5 4GENERALINFORMATION.......................................................................................................................................7 4.1CLIENTINFORMATION.............................................................................................................................................7 4.2GENERALDESCRIPTIONOFEUT..........................................................................................................................7 4.3PRODUCTSPECIFICATIONSUBJECTIVETOTHISSTANDARD................................................................................7 4.4TESTENVIRONMENTANDMODE.........................................................................................................................10 4.5DESCRIPTIONOFSUPPORTUNITS......................................................................................................................14 4.6TESTLOCATION....................................................................................................................................................14 4.7TESTFACILITY......................................................................................................................................................14 4.8TESTCONFIGURATION..........................................................................................................................................14 4.9STATEMENTOFTHEMEASUREMENTUNCERTAINTY...........................................................................................15 4.10DEVIATIONFROMSTANDARDS..........................................................................................................................15 4.11ABNORMALITIESFROMSTANDARDCONDITIONS..............................................................................................15 4.12OTHERINFORMATIONREQUESTEDBYTHECUSTOMER..................................................................................15 4.13EQUIPMENTLIST................................................................................................................................................16 5TESTRESULTSANDMEASUREMENTDATA..................................................................................................17 5.1ANTENNAREQUIREMENT.....................................................................................................................................17…

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SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-01 Page: 41 of 51 6Photographs-EUTTestSetup 6.1RadiatedSpuriousEmission 9kHz~30MHz: 30MHz~1GHz: SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-01 Page: 42 of 51 Above1GHz: 6.2ConductedEmissionsTestSetup SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-01 Page: 43 of 51 6.3RFConductedmeasurement SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-01 Page: 44 of 51 7Photographs-EUTConstructionalDetails SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-01 Page: 45 of 51 SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-01 Page: 46 of 51 SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-01 Page: 47 of 51 SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-01 Page: 48 of 51 SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-01 Page: 49 of 51 SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-01 Page: 50 of 51 SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-01 Page: 51 of 51 ***ENDOFREPORT***

SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-01 Page: 31 of 51 Testplotasfollows: BLE_1M_Ant1_2402_0~Reference BLE_1M_Ant1_2402_30~1000 BLE_1M_Ant1_2402_1000~26500 SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-01 Page: 32 of 51 BLE_1M_Ant1_2440_0~Reference BLE_1M_Ant1_2440_30~1000 SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-01 Page: 33 of 51 BLE_1M_Ant1_2440_1000~26500 BLE_1M_Ant1_2480_0~Reference BLE_1M_Ant1_2480_30~1000 SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-01 Page: 34 of 51 BLE_1M_Ant1_2480_1000~26500 Remark: Pretest9kHzto25GHz,findthehighestpointwhentesting,soonlytheworstdatawereshowninthetest report.PerFCCPart15.33(a)and15.31(o),Theamplitudeofspuriousemissionsfromintentionalradiators whichareattenuatedmorethan20dBbelowthepermissiblevalueneednotbereportedunlessspecifically requiredelsewhereinthispart. SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-01 Page: 35 of 51 5.8RadiatedSpuriousEmission&Restrictedbands 5.8.1SpuriousEmissions TestRequirement:47CFRPart15CSection15.209and15.205 TestMethod:ANSI C63.10-2020+Cor.1-2023+C63.10a-2024+ErratatoC63.10a-2024 TestSite:MeasurementDistance:3m(Semi-AnechoicChamber) ReceiverSetup: FrequencyDetectorRBWVBWRemark 0.009MHz-0.090MHzPeak10kHz30kHzPeak 0.009MHz-0.090MHzAverage10kHz30kHzAverage 0.090MHz-0.110MHzQuasi-peak10kHz30kHzQuasi-peak 0.110MHz-0.490MHzPeak10kHz30kHzPeak 0.110MHz-0.490MHzAverage10kHz30kHzAverage 0.490MHz-30MHzQuasi-peak10kHz30kHzQuasi-peak 30MHz-1GHzQuasi-peak100kHz300kHzQuasi-peak Above1GHz Peak1MHz3MHzPeak Peak1MHz10HzAverage Limit: Frequency Fieldstrength (microvolt/meter) Limit (dBuV/m) Remark Measurement distance(m) 0.009MHz-0.490MHz2400/F(kHz)--300 0.490MHz-1.705MHz24000/F(kHz)--30 1.705MHz-30MHz30--30 30MHz-88MHz10040.0Quasi-peak3 88MHz-216MHz15043.5Quasi-peak3 216MHz-960MHz20046.0Quasi-peak3 960MHz-1GHz50054.0Quasi-peak3 Above1GHz50054.0Average3 Note:15.35(b),Unlessotherwisespecified,thelimitonpeakradio frequencyemissionsis20dBabovethemaximumpermittedaverageemission limitapplicabletotheequipmentundertest.Thispeaklimitappliestothetotal peakemissionlevelradiatedbythedevice. SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-01 Page: 36 of 51 TestSetup: Figure1.Below30MHz Figure2.30MHzto1GHzFigure3.Above1GHz TestProcedure:a.1)Below1G:TheEUTwasplacedonthetopofarotatingtable0.8 metersabovethegroundata3metersemi-anechoiccamber.Thetable wasrotated360degreestodeterminethepositionofthehighest radiation. 2)Above1G:TheEUTwasplacedonthetopofarotatingtable1.5 metersabovethegroundata3metersemi-anechoiccamber.Thetable wasrotated360degreestodeterminethepositionofthehighest radiation. Note:Fortheradiatedemissiontestabove1GHz: PlacethemeasurementantennaawayfromeachareaoftheEUT determinedtobeasourceofemissionsatthespecifiedmeasurement distance,whilekeepingthemeasurementantennaaimedatthesource ofemissionsateachfrequencyofsignificantemissions,withpolarization orientedformaximumresponse.Themeasurementantennamayhave tobehigherorlowerthantheEUT,dependingontheradiationpatternof theemissionandstayingaimedattheemissionsourceforreceivingthe maximumsignal.Thefinalmeasurementantennaelevationshallbethat whichmaximizestheemissions.Themeasurementantennaelevation formaximumemissionsshallberestrictedtoarangeofheightsoffrom 1mto4mabovethegroundorreferencegroundplane. b.TheEUTwasset3metersawayfromtheinterference-receiving antenna,whichwasmountedonthetopofavariable-heightantenna tower. c.Theantennaheightisvariedfromonemetertofourmetersabovethe groundtodeterminethemaximumvalueofthefieldstrength.Both 1 5 0 c m SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-01 Page: 37 of 51 horizontalandverticalpolarizationsoftheantennaaresettomakethe measurement. d.Foreachsuspectedemission,theEUTwasarrangedtoitsworstcase andthentheantennawastunedtoheightsfrom1meterto4meters(for thetestfrequencyofbelow30MHz,theantennawastunedtoheights1 meter)andtherotatabletablewasturnedfrom0degreesto360 degreestofindthemaximumreading. e.Thetest-receiversystemwassettoPeakDetectFunctionandSpecified BandwidthwithMaximumHoldMode. f.IftheemissionleveloftheEUTinpeakmodewas10dBlowerthanthe limitspecified,thentestingcouldbestoppedandthepeakvaluesofthe EUTwouldbereported.Otherwisetheemissionsthatdidnothave10dB marginwouldbere-testedonebyoneusingpeak,quasi-peakor averagemethodasspecifiedandthenreportedinadatasheet. g.TesttheEUTinthelowestchannel(2402MHz),themiddlechannel (2440MHz),theHighestchannel(2480MHz) h.TheradiationmeasurementsareperformedinX,Y,Zaxispositioning forTransmittingmode,andfoundtheXaxispositioningwhichitisthe worstcase. i.Repeataboveproceduresuntilallfrequenciesmeasuredwascomplete. ExploratoryTest Mode: TransmittingwithGFSKmodulation. Transmittingmode. FinalTestMode:ThroughPre-scan,findthe1MbpsofdatatypeandGFSKmodulationisthe worstcase. Forbelow1GHzpart,throughpre-scan,theworstcaseisthehighest channel. Onlytheworstcaseisrecordedinthereport. TestResults:Pass SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-01 Page: 38 of 51 RadiatedEmissionbelow1GHz 30MHz~1GHz,theworstcase Testmode:TransmittingmodeHorizontal SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-01 Page: 39 of 51 30MHz~1GHz,theworstcase Testmode:TransmittingmodeVertical SHENZHENHUAXIATESTINGTECHNOLOGYCO.,LTD ReportNo.:CQASZ20260500965E-01 Page: 40 of 51 TransmitterEmissionabove1GHz Worsecasemode:GFSK(1M…

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