2BKQP-HT-2300SLLong Range Wireless Water Level Automatic Control System

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HenanHonestIOT TechnologyCo.,Ltd FederalCommunicationsCommission Authorizationand EvaluationDivision EquipmentAuthorizationBranch 7435 OaklandMills Road Columbia,MD 21046 10/9/24 U.S. AgentDesignation HenanHonestIOT TechnologyCo.,Ltdacknowledgestheir consentfor the followingcontactlocatedin the UnitedStatesto act as their agent for serviceof processfor the equipmentfor which authorizationis sought(FCC ID:2BKQP-HT-2300SL): Nameand companyof U.S. agent:UUX GROUPINC PhysicalU.S. addressof agent:36 South18th Avenue,Suite A Brighton,CO USA 80601 FRN of U.S. agent:0033701590 Email addressof U.S. agent:[email protected] UUX GROUPINCacknowledgestheir obligationto acceptserviceof processon behalfofHenanHonestIOT TechnologyCo.,Ltd. HenanHonestIOT TechnologyCo.,Ltdwith the FRN0035896851acceptsits obligationto maintainan agent for serviceof processin the UnitedStatesfor no less than one year after eitherthe granteehas permanently terminatedall marketingand importationof the applicableequipmentwithinthe U.S., or the conclusionof any Commission-relatedadministrativeor judicialproceedinginvolvingthe equipment,whicheveris later. By signingthis form, we confirmthe aboveand that we are awareof the applicationrequirementslisted under§ 2.911(d)(7). The informationprovidedin this letter is basedon the referencedrule parts of Title 47 of the CFR as well as KDB 986446D01. An expirationdate for this letter does not exist. In case the U.S. agent changes,the granteeis obligatedto notify the FCC within 30 days via the grantingTCB. Sincerely, Signature Qian Zhao Engineer HenanHonestIOT TechnologyCo.,Ltd Signature Jack Fu Manager UUX GROUPINC 48_[model] US_Agent_2.911(d)(7)-U, V05

Page1of5FCCID:2BKQP-HT-2300SL DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. ExternalPhotos Photo1 Photo2 TXAntenna Page2of5FCCID:2BKQP-HT-2300SL DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. Photo3 Photo4 Page3of5FCCID:2BKQP-HT-2300SL DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. Photo5 Photo6 Page4of5FCCID:2BKQP-HT-2300SL DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. Photo7 Photo8 Page5of5FCCID:2BKQP-HT-2300SL DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. Photo9 Photo10 ------End------

Label FCCID:2BKQP-HT-2300SL

Page1of3FCCID:2BKQP-HT-2300SL DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. InternalPhotos Photo1 Photo2 Page2of3FCCID:2BKQP-HT-2300SL DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. Photo3 Photo4 Page3of3FCCID:2BKQP-HT-2300SL DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. Photo5 ------End------

RFExposureevaluation FCCID:2AZ6O-MTY0102 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; AntennaNo. ModelNo. ofantenna: Typeofantenna: Gainoftheantenna (Max.) Frequencyrange: SRD/ExternalAntenna-0.13dBifor433MHz 5.ManufacturingTolerance Frequency (MHz) FSK 433.92 Target(dBm)-17 Tolerance±(dB)1.0 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 433.92MHz-160.025-0.130.9710.0000051.0000 Accordingtothefollowtransmitteroutputpower （ P t ） formula ： P t = （ Exd ） 2 / （ 30xg t ） P t =transmitteroutputpowerinwatts g t =numericgainofthetransmittingantenna(unitess) E=electricfieldstrengthinV/m d=measurementdistanceinmeters(m) Accordingtotheformuladescribedabove: Emax=77.66dBuv/m=0.0076V/m,d=3m,g t =0.971 P t = （ Exd ） 2 / （ 30xg t ） =(0.0076x3) 2 /(30x1.259)=0.0000180W=0.0180mW=-17.44dBm Remark: 1.Outputpower(Peak)includingturn-uptolerance; 2.MPEevaluatedistanceis20cmfromusermanualprovidebymanufacturer. 7.Conclusion ThemeasurementresultscomplywiththeFCCLimitper47CFR2.1091fortheuncontrolled RFExposureofmobiledevice. ----------------THEENDOFREPORT---------------

Page 1 of 32 ReportNo.:AiTDG-240905007W1 DongguanYaxu(AiT)TechnologyLimited No.22,JinqianlingThirdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. TestReport ClientInformation: Applicant:HenanHonestIOTTechnologyCo.,Ltd Applicantadd.: BuildingC7E3,NationalUniversitySciencePark,No11,ChangchunRoad, High-techDistrict,ZhengzhouCity,HenanProvince,China ProductInformation: ProductName:LongRangeWirelessWaterLevelAutomaticControlSystem ModelNo.:HT-2300SL,HT-2300SA BrandName:HONEST FCCID:2BKQP-HT-2300SL Standards: FCC47CFRPART15SUBPARTC15.231 PreparedBy: DongguanYaxu(AiT)TechnologyLimited Add.:No.22,JinqianlingThirdStreet,Jitigang,Huangjiang,Dongguan, Guangdong,China DateofReceipt:Aug.26,2024DateofTest:Aug.26,2024~Sep.19,2024 DateofIssue:Sep.20,2024TestResult:Pass ThisdevicedescribedabovehasbeentestedbyDongguanYaxu(AiT)TechnologyLimited,andthe testresultsshowthattheequipmentundertest(EUT)isincompliancewiththeFCCrequirements.And itisapplicableonlytothetestedsampleidentifiedinthereport. Thisreportshallnotbereproducedexceptinfull,withoutthewrittenapprovalofDongguanYaxu(AiT) TechnologyLimited. Reviewedby:Approvedby: EmiyaLinSimbaHuang Page 2 of 32 ReportNo.:AiTDG-240905007W1 DongguanYaxu(AiT)TechnologyLimited No.22,JinqianlingThirdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. 1Contents Page COVERPAGE 1CONTENTS........................................................................................................................................................................2 2TESTSUMMARY...............................................................................................................................................................4 2.1STATEMENTOFTHEMEASUREMENTUNCERTAINTY........................................................................................................4 2.2MEASUREMENTUNCERTAINTY.......................................................................................................................................4 3TESTFACILITY.................................................................................................................................................................5 3.1DEVIATIONFROMSTANDARD..........................................................................................................................................5 3.2ABNORMALITIESFROMSTANDARDCONDITIONS..............................................................................................................5 3.3TESTLOCATION............................................................................................................................................................5 4GENERALINFORMATION...............................................................................................................................................6 4.1GENERALDESCRIPTIONOFEUT...................................................................................................................................6 5DESCRIPTIONOFTESTCONDITIONS...........................................................................................................................8 5.1E.U.T.OPERATION.......................................................................................................................................................8 5.2EUTPERIPHERALLIST..................................................................................................................................................9 5.3TESTPERIPHERALLIST.................................................................................................................................................9 6EQUIPMENTSLISTFORALLTESTITEMS..................................................................................................................10 7TESTRESULT.................................................................................................................................................................12 7.1ANTENNAREQUIREMENT.............................................................................................................................................12 7.2TRANSMITTIME...........................................................................................................................................................13 7.2.1Appliedprocedures/Limit.................................................................................................................................13 7.2.2Testprocedure..................................................................................................................................................13 7.2.3Deviationfromstandard....................................................................................................................................13 7.2.4Testsetup..........................................................................................................................................................13 7.2.5Testresults........................................................................................................................................................14 7.3FIELDSTRENGTHOFFUNDAMENTAL&FIELDSTRENGTHOFUNWANTEDEMISSIONS.....................................................15 7.3.1Testprocedure..................................................................................................................................................19 7.4OCCUPIEDBANDWIDTH&BANDEDGE.........................................................................................................................27 7.5CONDUCTEDEMISSIONSATMAINSTERMINALS150KHZTO30MHZ...........................................................................29 7.5.1TestResult.........................................................................................................................................................31 8PHOTOGRAPHS.......................................................................................................................................…

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433MHzAntenna Antenna FrequencyRange VSW 433.92MHz R <1.5 Impedance 50Ω Gain Polarizatio -0.13dBi n Vertical MechanicalSpecifications Antennasize Radomemateria L=150*Ф10mm l Inpurconnectortype SMA Cableandlength RG174CoaxialcableL=3000mm Operatingtemperature -40°C~+85°C StorageTemp -40°C~+85°C cooper SParameterReturnLoss&VSWR pIrls335 0.004 0.003 0.002 0.001 0.00 0.000 -10.00 -20.00 -30.00 -40.00 -50.00 LogMag10.00dB/Ref0.000dB[F1] >1428.00000MHz-27.626 dB2433.00000MHz-27.048 dB3438.00000MHz-23.671 dB Tr2S33SWR1.000/Ref1.000[F1] 11.00 >1428.00000\MHz1.0887 10.002433.00000MHz1.0930 3438.00000MHz1.1408 9.000 8.000 7.000 6.000 5.0002 4.000 3.000 2.000 1.000 EfficiencyandGain Frequency (MHz) 428433438 Efficiency (%) 36.9 34.67 30.76 Gain (dBi ) 0.45 -0.13 -1.1 Gain (dBi) 1 0.5 0 -05 -1 -1.5 42$ 433 498 Gain (dBI) RadiationPattern 428 433 438 Vertical Plane

Page1of1FCCID : 2BKQP-HT-2300SL DongguanYaxu(AiT)TechnologyLimited No.22,Jinqianling3rdStreet,Jitigang, Huangjiang,Dongguan,Guangdong,China. TestSetupPhoto RadiatedEmission ------End------