2BAQW-BW01Bedwetting Alarm

FCC Statement: This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions: (1) This device may not cause harmful interference, and (2) this device must accept any interference received, including interference that may cause undesired operation. This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC Rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses and can radiate radio frequency energy and, if not installed and used in accordance with the instructions, may cause harmful interference to radio communications. However, there is no guarant ee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures: —Reorient or relocate the receiving antenna. —Increase the separation between the equipment and receiver. —Connect the equipment into an outlet on a circuit different from that to which the receiver is connected. —Consult the dealer or an experienced radio/TV technician for help. Caution: Any changes or modifications not expressly approved by the party responsible for compliance could void the user's authority to operate the equipment. This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environm ent. This transmitter must not be co‐located or operating in conjunction with any other antenna or transmitter.

(ShenzhenshiMeiyimeipinTradingCo.,Ltd.) (04.10.2023) EurofinsElectricalandElectronicTestingNA,Inc. 914WestPatapscoAvenue Baltimore,MD21230 RE:AttestationStatementsPart2.911(d)(5)(i)requestfor(FCCID:2BAQW-BW01) [ShenzhenshiMeiyimeipinTradingCo.,Ltd.](“theapplicant”)certifiesthatthe equipmentforwhichauthorizationissoughtisnot“covered”equipmentprohibited fromreceivinganequipmentauthorizationpursuanttosection2.903oftheFCCrules. Sincerely, TianXiangJu (ShenzhenshiMeiyimeipinTradingCo.,Ltd.) (04.10.2023) EurofinsElectricalandElectronicTestingNA,Inc. 914WestPatapscoAvenue Baltimore,MD21230 RE:AttestationStatementsPart2.911(d)(5)(ii)requestfor(FCCID:2BAQW-BW01) [ShenzhenshiMeiyimeipinTradingCo.,Ltd.](“theapplicant”)certifiesthat,asofthe dateofthefilingoftheapplication,theapplicantisnotidentifiedontheCoveredListas anentityproducing“covered”equipment. Sincerely, TianXiangJu

ShenzhenshiMeiyimeipinTradingCo.,Ltd. AgentAuthorizationLetter 2023-04-10 EurofinsElectricalandElectronicTestingNA,Inc. 914WestPatapscoAvenue Baltimore,MD21230 USA RE:LETTEROFAGENTAUTHORIZATION ToWhomItMayConcern: We,theundersigned,herebyauthorizeShenzhenMostTechnologyServiceCo.,Ltd.toact onourbehalfinallmattersrelatingtoapplicationforequipmentauthorization,includingthe signingofalldocumentsrelatingtothesematters. Wealsoherebycertifythatnopartytotheapplicationauthorizedhereunderissubjecttothe denialofbenefits,includingFCCbenefits,pursuanttoSection5301oftheAnti-DrugAbuse Actof1988,21U.S.C.853(a). Thisagreementexpiresoneyearfromthecurrentdate. Sincerely, Name:TianXiangJu Position:Legalrepresentative CompanyName:ShenzhenshiMeiyimeipinTradingCo.,Ltd. Address:ShenzhenshiLonghuaquFuchengjiedaoXinheshequGuanlandadao 54-6haolouyi420 Tel/Fax18211307641 E-Mail:[email protected]

ShenzhenshiMeiyimeipinTradingCo.,Ltd. LongTermConfidentialityRequestLetter 2023-04-10 EurofinsElectricalandElectronicTestingNA,Inc. 914WestPatapscoAvenue Baltimore,MD21230 USA RE:CONFIDENTIALITYREQUESTFOR(FCCID:2BAQW-BW01) ToWhomItMayConcern: Thisletterservesasanofficialrequestforconfidentialityundersections0.457and0.459of CFR47.Wehaverequestedthatthe -e.g.Blockdiagram -e.g.SCH -e.g.OperationalDescription requiredtobesubmittedwiththisapplicationbepermanentlywithheldfrompublicreview. Theabovedocumentsarecompanyproprietaryinformationthatcouldnevergetinto thepossessionofyourcompetition. Pleasecontactmeifthereisanyinformationyoumayneed. Sincerely, Name:TianXiangJu Position:Legalrepresentative CompanyName:ShenzhenshiMeiyimeipinTradingCo.,Ltd. Address:ShenzhenshiLonghuaquFuchengjiedaoXinheshequGuanlandadao 54-6haolouyi420 Tel/Fax18211307641 E-Mail:[email protected]

Modeldifferenceletter 2023.04.10 DearMETReviewer, ThisisanewApplicationfromShenzhenshiMeiyimeipinTradingCo.,Ltd. ModelNo.:BW01 ， BW02 ， BW03 ， BW04 ， BW05 UseBW01foralltests . sincetheelectricalcircuitdesign,layout,components usedandinternalwiringwereidenticalfortheabovemodels,withdifference beingmodelnameandappearance. Thankyouforyourcooperation! Yourssincerely, Signatory: Name:TianXiangJu Position:Legalrepresentative CompanyName:ShenzhenshiMeiyimeipinTradingCo.,Ltd. Address:ShenzhenshiLonghuaquFuchengjiedaoXinheshequGuanlandadao 54-6haolouyi420 Tel/Fax18211307641 E-Mail:[email protected]

ModelNo.:BW01 FRONTVIEWOFSAMPLE BACKVIEWOFSAMPLE ModelNo.:BW01 LEFTVIEWOFSAMPLE RIGHTVIEWOFSAMPLE ModelNo.:BW01 TOPVIEWOFSAMPLE BOTTOMVIEWOFSAMPLE ModelNo.:BW01

FCCID:2BAQW-BW01

ModelNo.:BW01 Page1of2 INTERNALPHOTOOFSAMPLE INTERNALPHOTOOFSAMPLEPCB Antenna ModelNo.:BW01 Page2of2 INTERNALPHOTOOFSAMPLEPCB

ShenzhenMostTechnologyServiceCo.,Ltd. No.5,2ndLangshanRoad,NorthDistrict,Hi-techIndustrialPark,Nanshan, Shenzhen,Guangdong,China. TESTREPORT FCCRulesPart15.231 ReportReferenceNo........................: FCCID.................................................: MTEB23040072-H 2BAQW-BW01 Compiledby (position+printedname+signature)..:FileadministratorsAlisaLuo Supervisedby (position+printedname+signature)..:TestEngineerSunnyDeng Approvedby (position+printedname+signature)..: ManagerYvetteZhou Dateofissue.........................................:Apirl10,2023 RepresentativeLaboratoryName.:ShenzhenMostTechnologyServiceCo.,Ltd. Address.................................................: No.5,2ndLangshanRoad,NorthDistrict,Hi-techIndustrialPark, Nanshan,Shenzhen,Guangdong,China. Applicant’sname ............................... : ShenzhenshiMeiyimeipinTradingCo.,Ltd. Address.................................................: ShenzhenshiLonghuaquFuchengjiedaoXinheshequ Guanlandadao54-6haolouyi420 Testspecification/Standard ............ : 47CFRPart1.1307 47CFRPart2.1093 TRFOriginator......................................:ShenzhenMostTechnologyServiceCo.,Ltd. ShenzhenMostTechnologyServiceCo.,Ltd.Allrightsreserved. Thispublicationmaybereproducedinwholeorinpartfornon-commercialpurposesaslongasthe ShenzhenMostTechnologyServiceCo.,Ltd.isacknowledgedascopyrightownerandsourceofthe material.ShenzhenMostTechnologyServiceCo.,Ltd.takesnoresponsibilityforandwillnotassume liabilityfordamagesresultingfromthereader'sinterpretationofthereproducedmaterialduetoits placementandcontext. Testitemdescription........................: BedwettingAlarm TradeMark............................................: Tinyimi Model/Typereference.........................:BW01 Seriesmodels.......................................: BW02，BW03，BW04，BW05 ModulationType..................................: FSK OperationFrequency..........................:433.92MHz Hardwareversion.................................: Softwareversion.................................: Rating.....................................................: YENBS-V1.0 RX-PCB-V1.0 DC3.7V(byBattery) Result.....................................................:PASS ReportNo.:MTEB23040072-HPage 2 of 5 TESTREPORT EquipmentunderTest: BedwettingAlarm Model/Type:BW01 Seriesmodels: BW02，BW03，BW04，BW05 ModelDifferences:Onlythemodelnameandappearancearedifferent Applicant:ShenzhenshiMeiyimeipinTradingCo.,Ltd. Address: ShenzhenshiLonghuaquFuchengjiedaoXinheshequ Guanlandadao54-6haolouyi420 Manufacturer:ShenzhenshiMeiyimeipinTradingCo.,Ltd. Address: ShenzhenshiLonghuaquFuchengjiedaoXinheshequ Guanlandadao54-6haolouyi420 TestResult : PASS Thetestreportmerelycorrespondstothetestsample. Itisnotpermittedtocopyextractsofthesetestresultwithoutthewrittenpermissionofthetest laboratory. ReportNo.:MTEB23040072-HPage 3 of 5 Contents 1.RevisionHistory RevisionIssueDateRevisionsRevisedBy 002023.04.10InitialIssueAlisaLuo ReportNo.:MTEB23040072-HPage 4 of 5 2.1RFExposureComplianceRequirement 2.1.1StandardRequirement AccordingtoKDB447498D01GeneralRFExposureGuidancev06 4.3.1.StandaloneSARtestexclusionconsiderations UnlessspecificallyrequiredbythepublishedRFexposureKDBprocedures,standalone1-gheadorbodyand 10-gextremitySARevaluationforgeneralpopulationexposureconditions,bymeasurementornumerical simulation,isnotrequiredwhenthecorrespondingSARExclusionThresholdcondition,listedbelow,is satisfied. 2.1.2Limits The1-gand10-gSARtestexclusionthresholdsfor100MHzto6GHzattestseparationdistances ≤50mmaredeterminedby: [(max.powerofchannel,includingtune-uptolerance,mW)/(min.testseparationdistance,mm)]· [√f(GHz)]≤3.0for1-gSARand≤7.5for10-gextremitySAR,where f(GHz)istheRFchanneltransmitfrequencyinGHz PoweranddistanceareroundedtothenearestmWandmmbeforecalculation17 Theresultisroundedtoonedecimalplaceforcomparison Thetestexclusionsareapplicableonlywhentheminimumtestseparationdistanceis≤50mmand fortransmissionfrequenciesbetween100MHzand6GHz.Whentheminimumtestseparation distanceis<5mm,adistanceof5mmisappliedtodetermineSARtestexclusion ReportNo.:MTEB23040072-HPage 5 of 5 2.1.3EUTRFExposure EIRP=PT*GT=(ExD)²/30 where: PT=transmitteroutputpowerinwatts, GT=numericgainofthetransmittingantenna(unitless), E=electricfieldstrengthinV/m,---10 (dBμV/m)/20) /10 6 , D=measurementdistanceinmeters(m)---3m, SoPT=(ExD)²/30/GT Theworstcase(refertoreportMTEB23040072-R)isbelow: Antennapolarization:Horizontal Frequency(MHz)Level(dBuV/m)Polarization 433.92 74.86 Peak 433.92 65.76 Average Antennapolarization:Vertical Frequency(MHz)Level(dBuV/m)Polarization 433.92 76.07 Peak 433.92 66.97 Average For433.92MHzwireless: Fieldstrength=76.07dBuV/m Antgain:0dBi;soAntnumericgain=1 EIRP=PT*GT=(ExD)²/30=(10 (dBμV/m)/20) /10 6 *3) 2 /30=0.000013 SoPT=EIRP/GT=0.000013W=0.013mW So(0.013mW/5mm)*√0.43392GHz=0.0017 exclusion=0.0017<3.0for1-gSAR SotheSARreportisnotrequired.

Antennadeclaration 2023.04.13 DearEurofinsReviewer, We,ShenzhenshiMeiyimeipinTradingCo.,Ltd.declarethatonly radiatedmeasurementsareusedtoshowcompliancewithFCClimitsfor fundamentalandspuriousemissions. Name:TianXiangJu Position:Legalrepresentative CompanyName:ShenzhenshiMeiyimeipinTradingCo.,Ltd. Address:ShenzhenshiLonghuaquFuchengjiedaoXinheshequGuanlandadao 54-6haolouyi420 Tel/Fax18211307641 E-Mail:[email protected]

ShenzhenMostTechnologyServiceCo.,Ltd. EastA,1FloorofNewAolinFactoryBuilding,LangshanErluNorthDistrict, Hi-TechIndustryPark,Nanshan,Shenzhen,Guangdong,People’sRepublic ofChina TESTREPORT FCCRulesPart15.231 ReportReferenceNo........................: FCCID.................................................: MTEB23040072-R 2BAQW-BW01 Compiledby (position+printedname+signature)..:FileadministratorsAlisaLuo Supervisedby (position+printedname+signature)..:TestEngineerSunnyDeng Approvedby (position+printedname+signature)..: ManagerYvetteZhou Dateofissue.........................................:Apirl10,2023 RepresentativeLaboratoryName.:ShenzhenMostTechnologyServiceCo.,Ltd. Address ................................................. : EastA,1FloorofNewAolinFactoryBuilding,LangshanErluNorth District,Hi-TechIndustryPark,Nanshan,Shenzhen,Guangdong, People’sRepublicofChina Applicant’sname...............................: ShenzhenshiMeiyimeipinTradingCo.,Ltd. Address.................................................: ShenzhenshiLonghuaquFuchengjiedaoXinheshequ Guanlandadao54-6haolouyi420 Testspecification/Standard ............ : FCCPart15SubpartC,Section15.231 TRFOriginator......................................:ShenzhenMostTechnologyServiceCo.,Ltd. ShenzhenMostTechnologyServiceCo.,Ltd.Allrightsreserved. Thispublicationmaybereproducedinwholeorinpartfornon-commercialpurposesaslongasthe ShenzhenMostTechnologyServiceCo.,Ltd.isacknowledgedascopyrightownerandsourceofthe material.ShenzhenMostTechnologyServiceCo.,Ltd.takesnoresponsibilityforandwillnotassume liabilityfordamagesresultingfromthereader'sinterpretationofthereproducedmaterialduetoits placementandcontext. Testitemdescription ........................ : BedwettingAlarm TradeMark............................................: Tinyimi Model/Typereference.........................:BW01 Seriesmodels.......................................: BW02，BW03，BW04，BW05 ModulationType..................................: FSK OperationFrequency..........................:433.92MHz Hardwareversion ................................. : Softwareversion ................................. : Rating.....................................................: YENBS-V1.0 RX-PCB-V1.0 DC3.7V(byBattery) DC5V(byUSB) Result.....................................................:PASS ReportNo.:MTEB23040072-RPage 2 of 26 TESTREPORT EquipmentunderTest: BedwettingAlarm Model/Type:BW01 Seriesmodels: BW02，BW03，BW04，BW05 ModelDifferences:Onlythemodelnameandappearancearedifferent Applicant:ShenzhenshiMeiyimeipinTradingCo.,Ltd. Address: ShenzhenshiLonghuaquFuchengjiedaoXinheshequ Guanlandadao54-6haolouyi420 Manufacturer:ShenzhenshiMeiyimeipinTradingCo.,Ltd. Address: ShenzhenshiLonghuaquFuchengjiedaoXinheshequ Guanlandadao54-6haolouyi420 TestResult:PASS Thetestreportmerelycorrespondstothetestsample. Itisnotpermittedtocopyextractsofthesetestresultwithoutthewrittenpermissionofthetest laboratory. ReportNo.:MTEB23040072-RPage 3 of 26 Contents 1.REVISIONHISTORY................................................................................................................4 2.TESTSTANDARDS...................................................................................................................5 3.SUMMARY......................................................................................................................................6 3.1.GeneralRemarks6 3.2.ProductDescription6 3.3.EquipmentUnderTest6 3.4.ShortdescriptionoftheEquipmentunderTest(EUT)6 3.5.EUToperationmode6 3.6.BlockDiagramofTestSetup7 3.7.TestItem(EquipmentUnderTest)Description*7 3.8.AuxiliaryEquipment(AE)Description7 3.9AntennaInformation*7 3.10.EUTconfiguration7 3.11.Modifications7 4.TESTENVIRONMENT.............................................................................................................8 4.1.Addressofthetestlaboratory8 4.2.Environmentalconditions8 4.3.TestDescription9 4.4.Statementofthemeasurementuncertainty9 4.5.EquipmentsUsedduringtheTest10 5.TESTCONDITIONSANDRESULTS............................................................................11 5.1.ACPowerConductedEmission...................................................................................11 5.2.RadiatedEmission........................................................................................................14 5.3.20dBBandwidth...........................................................................................................22 5.4.DwellTimeTest............................................................................................................23 5.5.AntennaRequirement...................................................................................................24 6.TESTSETUPPHOTOSOFTHEEUT..........................................................................25 7.EXTERNALANDINTERNALPHOTOSOFTHEEUT........................................26 ReportNo.:MTEB23040072-RPage 4 of 26 1.RevisionHistory RevisionIssueDateRevisionsRevisedBy 002023.04.10InitialIssueAlisaLuo ReportNo.:MTEB23040072-RPage 5 of 26 2.TESTSTANDARDS Thetestswereperformedaccordingtofollowingstandards: Thetestswereperformedaccordingtofollowingstandards: FCCRulesPart15.231: Periodicoperationintheband40.66-40.70MHzandabove70MHz. ANSIC63.10:2013:AmericanNationalStandardforTestingUnlicensedWirelessDevices ANSIC63.4:2014: –AmericanNationalStandardforMethodsofMeasurementofRadio-NoiseEmissions fromLow-VoltageElectricalandElectronicEquipmentintheRangeof9kHzto40GHz Rangeof9kHzto40GHz ReportNo.:MTEB23040072-RPage 6 of 26 3.SUMMARY 3.1.GeneralRemarks Dateofreceiptoftestsample:2023.03.29 Testingcommencedon:2023.04.01 Testingconcludedon:20223.04.10 3.2.ProductDescription ProductName:BedwettingAlarm Model/Typereference:BW01 PowerSupply： DC3.7V(byBattery) DC5V(byUSB) TestingsampleID： MTYP02428 Modulation:FSK Operationfrequency:433.92MHz Channelnumber:1 Antennatype: PCBantenna Antennagain:0dBi 3.3.EquipmentUnderTest Powersupplysystemutilised Powersupplyvoltage: ○ 230V/50Hz ○ 120V/60Hz ○…

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ModelNo.:BW01 RETESTSETUP RETESTSETUP