2A2OY-S7Smart Watch

Model: S7 User Manual for YHE Smart Watch Menu Preface/ Disclaimer Product Introduction ● Basic Parameters ● Package Contents ● Wrist Circumference Measuring Tape Usage ● Getting to Know the Watch ● Turning ON/OFF the Watch Initial Use ● Installing the App ● Login/Register ● Binding the Watch ● Main Menu ● Quick Access/Data Display Window ● Watch Dial Switching ● Control Center ● Charging the Watch Blood Pressure Function Introduction ● Scope of Use ● Measurement Principle ● Precautions Before Use 1 2 3 4 5 6 6 7 8 8 9 12 13 14 14 15 16 17 17 18 ● Requirements for Blood Pressure Measurement ● Precautions for Wearing Blood Pressure Measurement ● Starting Measurement ● Stopping Measurement ● Blood Pressure Data Storage Function ● Scheduled Measurement Setting ● Guest Mode Other Functions System Settings Maintenance of Smart Watches FAQ For Warranty FCC Requirement 21 22 24 25 26 27 28 29 30 31 32 33 34 Preface This user manual is intended to assist users in the safe and effective use of the S7 smart watch. Users must strictly follow the instructions in this manual, and it is essential to thoroughly read and understand the manual. Before taking blood pressure measurements, please carefully read and familiarize yourself with the contents of the "Precautions Before Use" section. Disclaimer Before using this product, please read and fully understand this disclaimer. Your use of this product will be deemed as acceptance of all the contents of this disclaimer. (1) There may be differences or errors in the data during actual use due to individual differences, different usage methods, and habits. Please refer to the actual usage situation. (2) This product is not a medical device, and the health data provided are for reference only and should not be used as a basis for diagnosis and treatment. 1 Product Introduction 2 3 Basic Parameters •Screen: 1.95-inch AMOLED screen, resolution 410×502 •Processor: Dual-core Arm Cortex-M33 •Memory: RAM: 32Mb •Bluetooth: Bluetooth BLE 5.3 •Sensors: PPG heart rate sensor, three-axis accelerometer, pressure sensor •Battery: 300mAh lithium battery •Charging method: Magnetic suction charging, USB interface •Watch body material: Zinc alloy •Language: Simplified Chinese (default), English, Traditional Chinese, French, Japanese, Spanish, German, Italian, etc. •Watch size: 48mmx39mmx13mm •Total weight: Approximately 70g Package Contents 4 Wrist circumference measuring tape (×1) Watch main unit (×1) Charging dock (×1) User manual (×1) Model : S7 User Manual for YHE Smart Watch 5 Wrist Circumference Measuring Tape Usage The wrist circumference measuring tape is used to measure and determine the appropriate tightness for wearing. First, use the wristband ruler to wear it 2 fingers away from the base of the left palm, tighten the tape, and the smallest number displayed in the natural state is the appropriate strap hole number for wearing (this standard is for testing blood pressure. For daily wear, please loosen one to two notches). 6 5 6 Getting to Know the Watch Long press the power button of the watch for 5 seconds to turn on the screen. When the watch is on, long press the power button for 5 seconds to enter the shutdown interface. When the watch is on but the screen is off, press the power button to light up the screen. While the screen is lit, press the power button to turn off the screen. Turning ON/OFF the Watch Power button Function button Screen Charging port Watch strap Aircuff PPG module Initial Use 7 Open the app and register/login (you can register/login via phone verification or email). During the first registration/login, you need to set basic information such as gender, height, weight, and date of birth. * Please provide accurate data as it affects the accuracy of related health data. Login/Register 8 Installing the App Scan the QR code below using your smartphone or search and install the "BP Doctor" app from major app stores to access more functions and services. Open the "BP Doctor" app on your phone, log in, turn on Bluetooth on your phone, and follow the prompts to pair Bluetooth and bind the watch. Method One: * Device startup: Enter the waiting connection page, click "Add Device" in the app, and search for nearby devices to bind. Binding the Watch 9 Method Three: Model-based Addition * Click the "Model Adding" button in the app, select the device by model, and bind. 10 Method Two: QR Code Scanning * Click the "Scan Code to Add" button in the app, use the phone camera to scan the device connection QR code, and bind. 11 ● Note Unbinding the watch: Log in to the app, click on“Device” to enter the device details page, click on the three dots on the upper right corner to unbind (unbinding operation will clear the watch's related test data and reset the watch). Short press the function key button on the main watch dial interface to enter the main menu interface. Main Menu 12 Swipe left once on the main watch dial interface to enter the blood pressure function interface, click the interface button to directly measure blood pressure. Swipe right once on the main watch dial interface to enter the quick access settings interface, scroll to the bottom to customize the quick access menu. Quick Access/Data Display Window 13 Long press the main watch dial to enter the "Change Dial" interface. Swipe left to select other theme dials, and click to confirm. Watch Dial Switching Swipe down on the main watch dial interface to enter the control center (quick settings interface). The corresponding functions are raise to wake, brightness adjustment, screen lock, connect to phone, settings, and do not disturb mode switch. Control Center 14 Attach the charging dock to the bottom of the watch, ensuring that the pins are aligned. If the charging icon does not appear, adjust the position until the charging icon appears. 15 Charging the Watch 16 Blood Pressure Function Introduction Blood Pressure Scope of Use This product is used to measure the blood pressure and heart rate of ad…

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(YanheZhinengKejiHangzhouCo.,Ltd) (9/11/2024) EurofinsElectricalandElectronicTestingNA,Inc. 914WestPatapscoAvenue Baltimore,MD21230 RE:AttestationStatementsPart2.911(d)(5)(i)requestfor(2A2OY-S7) [YanheZhinengKejiHangzhouCo.,Ltd](“theapplicant”)certifiesthattheequipmentforwhich authorizationissoughtisnot“covered”equipmentprohibitedfromreceivingan equipmentauthorizationpursuanttosection2.903oftheFCCrules. Sincerely, (Applicantsignature) (YanfeiXie) (YanheZhinengKejiHangzhouCo.,Ltd) (9/11/2024) EurofinsElectricalandElectronicTestingNA,Inc. 914WestPatapscoAvenue Baltimore,MD21230 RE:AttestationStatementsPart2.911(d)(5)(ii)requestfor(2A2OY-S7) [YanheZhinengKejiHangzhouCo.,Ltd](“theapplicant”)certifiesthat,asofthedateofthe filingoftheapplication,theapplicantisnotidentifiedontheCoveredListasanentity producing“covered”equipment. Sincerely, (Applicantsignature) (YanfeiXie)

AttestationStatements (9/11/2024) TO:FederalCommunicationsCommission AuthorizationandEvaluationDivision 7435OaklandMillsRoad Columbia,MD21046,USA RE:AttestationStatementsPart2.911(d)(7)requestfor(2A2OY-S7) (YanheZhinengKejiHangzhouCo.,Ltd),theundersigned,herebyauthorize(WeFaSelection TradeTechnologyCo.,LTD)toactasourdesignatedU.S.agentforserviceofprocess, (YanheZhinengKejiHangzhouCo.,Ltd)acceptstomaintainanagentfornolessthanoneyear afterthegranteehasterminatedallmarketingandimportationortheconclusionofany Commission-relatedproceedinginvolvingtheequipment. (WeFaSelectionTradeTechnologyCo.,LTD)acceptstheresponsibilitytoactas designatedU.S.agentforserviceofprocess. ApplicantInformation： Companyname:YanheZhinengKejiHangzhouCo.,Ltd FRN:0031179807 ContactName:YanfeiXie Address:Room1502,15/F,building8,No.19，JugongRoad,Binjiang District，Hangzhou,Zhejiang TelephoneNo:008657182573681 Email:[email protected] Signature [YanfeiXie] U.S.AgentInformation: CompanyName:WeFaSelectionTradeTechnologyCo.,LTD Address:30N.GOULDST.STENSHERIDANWY,SHERIDAN,WY82801,UnitedStates FRN:0033767856 ContactName:JosonYe TelephoneNo:3023719847 Email:[email protected] Signature [JosonYe]

YanheZhinengKejiHangzhouCo.,Ltd (9/11/2024) EurofinsElectricalandElectronicTestingNA,Inc. 914WestPatapscoAvenue Baltimore,MD21230 RE:CONFIDENTIALITYREQUESTFOR (SmartWatch ,S7 ) ToWhomItMayConcern: Thisletterservesasanofficialrequestforconfidentialityundersections0.457and0.459 ofCFR47.Wehaverequestedthatthe(Blockdiagram,circuitdiagram,operational description,PCBlayout)requiredtobesubmittedwiththisapplicationbepermanently withheldfrompublicreview. SPECIFYREASONFORREQUEST(i.e.theabovedocumentsarecompany proprietaryinformationthatcouldnevergetintothepossessionofyour competition). Pleasecontactmeifthereisanyinformationyoumayneed. Sincerely,

YanheZhinengKejiHangzhouCo.,Ltd (9/11/2024) EurofinsElectricalandElectronicTestingNA,Inc. 914WestPatapscoAvenue Baltimore,MD21230 RE:LETTEROFAGENTAUTHORIZATION ToWhomItMayConcern: We,theundersigned,herebyauthorize(ShenzhenGUORENCertificationTechnologyServiceCo., Ltd.)toactonourbehalfinallmattersrelatingtoapplicationforequipmentauthorization, includingthesigningofalldocumentsrelatingtothesematters. Wealsoherebycertifythatnopartytotheapplicationauthorizedhereunderissubjecttothe denialofbenefits,includingFCCbenefits,pursuanttoSection5301oftheAnti-DrugAbuseAct of1988,21U.S.C.853(a). Thisagreementexpiresoneyearfromthecurrentdate. Sincerely,

FCCID:2A2OY-S7 ExternalPhoto FCCID:2A2OY-S7 FCCID:2A2OY-S7 FCCID:2A2OY-S7

Smart Watch Made in PRC Model：S7 Color：Grey System Support：iOS/Android Date of production： 2024.06.26 Lot number： 202405001 Contact：[email protected] FCC ID2A2OY-S7 QC PASS SN Y00702405002930

FCCID:2A2OY-S7 FCCID:2A2OY-S7

Page 1 of 2 RFExposureevaluation FCCID:2A2OY-S7 1.1.ApplicableStandard Accordingto§1.1307(b)(1),systemsoperatingundertheprovisionsofthissectionshallbeoperatedina mannerthatensuresthatthepublicisnotexposedtoradiofrequencyenergylevelinexcessofthe Commission’sguidelines. Accordingto§1.1310and§2.1093RFexposurerequirement KDB447498v06:MobileandPortableDevicesRFExposureProceduresandEquipmentAuthorization Policies 1.2.Requirement AccordingtoKDB447498D01GeneralRFExposureGuidancev06Section4.3.1StandaloneSARtest exclusionconsiderations:“UnlessspecificallyrequiredbythepublishedRFexposureKDBprocedures, standalone1-gheadorbodyand10-gextremitySARevaluationforgeneralpopulationexposureconditions, bymeasurementornumericalsimulation,isnotrequiredwhenthecorrespondingSARTestExclusion Thresholdcondition,listedbelow,issatisfied.Thesetestexclusionconditionsarebasedonsource-based time-averagedmaximumconductedoutputpoweroftheRFchannelrequiringevaluation,adjustedfortune-up tolerance,andtheminimumtestseparationdistancerequiredfortheexposureconditions.22Theminimum testseparationdistanceisdeterminedbythesmallestdistancefromtheantennaandradiatingstructuresor outersurfaceofthedevice,accordingtothehostformfactor,exposureconditionsandplatformrequirements, toanypartofthebodyorextremityofauserorbystander(see5)ofsection4.1).ToqualifyforSARtest exclusion,thetestseparationdistancesappliedmustbefullyexplainedandjustifiedbytheoperating configurationsandexposureconditionsofthetransmitterandapplicablehostplatformrequirements,typically intheSARmeasurementorSARanalysisreport,accordingtotherequiredpublishedRFexposureKDB procedures.WhennootherRFexposuretestingorreportingisrequired,astatementofjustificationand compliancemustbeincludedintheequipmentapproval,inlieuoftheSARreport,toqualifyfortheSARtest exclusion.Whenrequired,thedevicespecificconditionsdescribedintheotherpublishedRFexposureKDB proceduresmustbesatisfiedbeforeapplyingtheseSARtestexclusionprovisions;forexample,handheldPTT two-wayradios,handsets,laptops&tabletsetc.23“ [(max.powerofchannel,includingtune-uptolerance,mW)/(min.testseparationdistance,mm)] · [√f(GHz)] ≤3.0for1-gSARand≤7.5for10-gextremitySAR,where: •f(GHz)istheRFchanneltransmitfrequencyinGHz • PoweranddistanceareroundedtothenearestmWandmmbeforecalculation • Theresultisroundedtoonedecimalplaceforcomparison •3.0and7.5arereferredtoasthenumericthresholdsinthestep2below Thetestexclusionsareapplicableonlywhentheminimumtestseparationdistanceis≤50mmandfor transmissionfrequenciesbetween100MHzand6GHz.Whentheminimumtestseparationdistanceis<5 mm,adistanceof5mmaccordingto5)insection4.1isappliedtodetermineSARtestexclusion. 1.3.Manufacturingtolerance 2.4GGFSK(Peak) ChannelChannel00Channel19Channel39 Target(dBm)4.04.04.0 Tolerance±(dB)1.01.01.0 2.EvaluationResult EvaluationResults Band/Modef(GHz) Antenna Distance (mm) RFoutputpower (includingtune-up tolerance) SARTest Exclusion Threshold SARTest Exclusion dBmmW BLE2.48055.03.16230.996<3.0Yes Page 2 of 2 3.Conclusion ThemeasurementresultscomplywiththeFCCLimitper47CFR2.1093fortheuncontrolledRFExposure andSARExclusionThresholdperKDB447498v06. .....................EndofReport.........................

让无线电波助力未来生活 爱宝&杻飞 1 Project namesmartwatch ClientN/A Antenna nameBT Testing personnelSEAN Contact information 15813808853 Date2024/3/2 Test equipmentKeysight 5071C Item information Prototype statusproduce Mainboard Bluetooth name Else Smartwatch BT Antenna performancereport z+ Y+ X+ z+ Y+ X+ Test location of the object under test Test location of the object under test Location of Bluetooth antenna Fre(GHz)Return loss(dB)SWR 2.402-8.72.2 2.48-7.62.4 Frequenc y/Mhz Efficiency / % MaxGain/ dBi 240014.26-2.77 241013.93-2.62 242013.34-2.55 243013.09-2.51 244012.59-2.53 245012.25-2.68 246011.91-2.77 247011.48-3.07 248010.81-3.48 249010.33-3.79 25009.86-4.07 Phi 0 2DPhi 90 2DTheta 90 2D 3D Radition pattern 2D Radition pattern Antenna efficiency and gain Bit numberMatched value A1No modification A2NC A3NC Bluetooth antenna performance to meet customer use

ShenzhenGUORENCertificationTechnologyServiceCo.,Ltd. 101#,BuildingK&BuildingT,TheSecondIndustrialZone,JiazitangCommunity, FenghuangStreet,GuangmingDistrict,Shenzhen,China FCCPART15SUBPARTCTESTREPORT FCCPART15.247 ReportReferenceNo........................: FCCID.................................................: GRCTR240902009-01 2A2OY-S7 Compiledby (position+printedname+signature)..: TestingEngineerJimmyWang Supervisedby (position+printedname+signature)..: ProjectEngineerKelleyZhang Approvedby (position+printedname+signature)..: ManagerSamWang Dateofissue.........................................:Sep.09,2024 TestingLaboratoryName................: ShenzhenGUORENCertificationTechnologyServiceCo.,Ltd. Address.................................................: 101#,BuildingK&BuildingT,TheSecondIndustrialZone,Jiazitang Community,FenghuangStreet,GuangmingDistrict,Shenzhen, China Applicant’sname...............................: YanheZhinengKejiHangzhouCo.,Ltd Address ................................................. : Room1502,15/F,building8,No.19,JugongRoad,BinjiangDistrict, Hangzhou,Zhejiang Testspecification..............................: Standard ................................................ :FCCPart15.247 ShenzhenGUORENCertificationTechnologyServiceCo.,Ltd.Allrightsreserved. Thispublicationmaybereproducedinwholeorinpartfornon-commercialpurposesaslongasthe ShenzhenGUORENCertificationTechnologyServiceCo.,Ltd.isacknowledgedascopyrightownerand sourceofthematerial.ShenzhenGUORENCertificationTechnologyServiceCo.,Ltd.takesno responsibilityforandwillnotassumeliabilityfordamagesresultingfromthereader'sinterpretationofthe reproducedmaterialduetoitsplacementandcontext. Testitemdescription........................: SmartWatch TradeMark............................................: / Manufacturer ......................................... : YanheZhinengKejiHangzhouCo.,Ltd Model/Typereference.........................: S7 ListedModels ...................................... : / FirmwareVersion ................................. :V1.0 HardwareVersion................................:V1.0 Modulation...........................................: GFSK Frequency .............................................. From2402MHzto2480MHz Ratings...................................................:5.0V1.0A(chargedbyDC5VPowerAdapter)or 3.8V300mAh(ByLi-ionrechargeablebattery) Result ..................................................... : PASS ReportNo.:GRCTR240902009-01Page 2 of 33 TESTREPORT EquipmentunderTest:SmartWatch Model/Type:S7 ListedModels:/ Applicant : YanheZhinengKejiHangzhouCo.,Ltd Address: Room1502,15/F,building8,No.19,JugongRoad,Binjiang District,Hangzhou,Zhejiang Manufacturer : YanheZhinengKejiHangzhouCo.,Ltd Address: Room1502,15/F,building8,No.19,JugongRoad,Binjiang District,Hangzhou,Zhejiang TestResult:PASS Thetestreportmerelycorrespondstothetestsample. Itisnotpermittedtocopyextractsofthesetestresultwithoutthewrittenpermissionofthetest laboratory. ReportNo.:GRCTR240902009-01Page 3 of 33 Contents 1TESTSTANDARDS..............................................................................................................................4 2SUMMARY.................................................................................................................................................5 2.1GeneralRemarks..........................................................................................................................................5 2.2ProductDescription.....................................................................................................................................5 2.3EquipmentUnderTest.................................................................................................................................5 2.4ShortdescriptionoftheEquipmentunderTest(EUT).............................................................................5 2.5EUTconfiguration.........................................................................................................................................5 2.6EUToperationmode.....................................................................................................................................6 2.7BlockDiagramofTestSetup.......................................................................................................................6 2.8RelatedSubmittal(s)/Grant(s)...................................................................................................................6 2.9Modifications.................................................................................................................................................6 3TESTENVIRONMENT........................................................................................................................7 3.1Addressofthetestlaboratory....................................................................................................................7 3.2TestFacility...................................................................................................................................................7 3.3Environmentalconditions............................................................................................................................7 3.4Summaryofmeasurementresults..............................................................................................................8 3.5Statementofthemeasurementuncertainty..............................................................................................8 3.6EquipmentsUsedduringtheTest..............................................................................................................9 4TESTCONDITIONSANDRESULTS.......................................................................................10 4.1ACPowerConductedEmission................................................................................................................10 4.2RadiatedEmissionsandBandEdge..........…

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FCCID:2A2OY-S7