Specification AgeRangeDescription : 16 years and over BatteriesIncluded : 1 BatteriesRequired : 1 BatteryInstallationDeviceType : not_installed BraceletForm : wristband Brand : Tiantianka BulletPoint1 : ✨【Size Before You Buy】The Tiantianka Smart Ring follows US ring sizing standards. If you know your US ring size, simply order the same size for a perfect fit. If you’re unsure of your size, we recommend getting our Tiantianka Sizing Kit to find your ideal fit for maximum comfort. BulletPoint2 : ✨【Intelligent Sleep Tracker】: Equipped with a high-end chip, this sleep tracking ring can automatically monitor your sleep while you're sleeping at night. Monitor your falling asleep, waking up time, sleep quality (deep/light sleep) through graphs. You can view daily, weekly and monthly sleep data in the App, It helps you better understand your sleep and develop healthier sleep habits. The fitness rings for men is so lightweight and comfortable that you won’t even notice it while wearing it to bed. BulletPoint3 : ✨【Health Tracker Ring】: This health tracker ring automatically tracks your heart rate, blood pressure, and blood oxygen levels 24/7 with precise accuracy. You can easily check all your daily, weekly and monthly health data right from the app.Tiantianka smart health ring provides you a more accurate monitoring information to help you explore a healthier lifestyle. BulletPoint4 : ✨【Activity Tracker】: Our fit ring automatically tracks your daily steps, calories burned, and distance traveled. With multiple sport modes - including running, cycling, jump rope, walking, hiking, yoga, dancing, and golf - this ring health tracker provides comprehensive workout data through the companion App. Simply activate your workout mode to view detailed metrics like exercise route, duration, heart rate, speed, and calorie expenditure for more effective training guidance. BulletPoint5 : ✨【NO Subscription Fees】: Your purchase includes lifetime access to both the ring health tracker and its companion App — no subscription fees, ever. Enjoy real-time health tracking by the smart ring without any extra fees. No subscription fees to download the App and use it for lifetime. BulletPoint6 : ✨【Long Battery Life】: A quick 2-hour charge powers this smart ring for 3-5 days of continuous use. The chargeable charging case with 400 mah battery, it can fully charge the step counter ring for about 15 times, which greatly extending the usage time to 60 days. Ideal for frequent business travelers and outdoor enthusiasts, ensuring continuous health monitoring no matter where you are. You can charge the smart ring tracker with a magnetic USB cable or the charging case. BulletPoint7 : ✨【Wide Compatibility】: The fitness rings for men women are compatible with Android 4.4 / iOS 8.4 or above smart phones. What you get includes: Tiantianka smart ring *1, 400mah charging case*1, magnetic USB charge cable*1, type C charge cable(for charging the charge case)*1 and instruction*1. This smart health ring is a great gift for men and women. ClaspType : Foldover Clasp Color : Silver CompatibleDevices : Smartphone CompatiblePhoneModels : IOS, Android CompatiblePhoneModels1 : Android Devices CompatiblePhoneModels2 : iOS Devices ConnectivityTechnology : Bluetooth ContainsBatteryOrCell : battery ControlMethod : application Department : unisex-adult ExternallyAssignedProductIdentifier1 : 798918826682 ExternallyAssignedProductIdentifier2 : 0798918826682 GemType : no gemstone GpsNavigation : GPS Via Smartphone GpsrSafetyAttestation : 1 GradeRating : [Standard/Premium] HasMultipleBatteryPoweredComponents : 1 Hazmat1 : LITHIUM ION BATTERIES PACKED WITH EQUIPMENT Hazmat10 : DE_SmallLithiumIonBatteryWithEquipment Hazmat11 : EG_SmallLithiumIonBatteryWithEquipment Hazmat12 : ES_SmallLithiumIonBatteryWithEquipment Hazmat13 : FR_SmallLithiumIonBatteryWithEquipment Hazmat14 : GB_SmallLithiumIonBatteryWithEquipment Hazmat15 : IE_SmallLithiumIonBatteryWithEquipment Hazmat16 : IN_SmallLithiumIonBatteryWithEquipment Hazmat17 : IT_SmallLithiumIonBatteryWithEquipment Hazmat18 : JP_SmallLithiumIonBatteryWithEquipment Hazmat19 : MX_SmallLithiumIonBatteryWithEquipment Hazmat2 : UN3481 Hazmat20 : NL_SmallLithiumIonBatteryWithEquipment Hazmat21 : PL_SmallLithiumIonBatteryWithEquipment Hazmat22 : SA_SmallLithiumIonBatteryWithEquipment Hazmat23 : SE_SmallLithiumIonBatteryWithEquipment Hazmat24 : SG_SmallLithiumIonBatteryWithEquipment Hazmat25 : TR_SmallLithiumIonBatteryWithEquipment Hazmat26 : US_SmallLithiumIonBatteryWithEquipment Hazmat27 : ZA_SmallLithiumIonBatteryWithEquipment Hazmat28 : 9 Hazmat3 : II Hazmat4 : AE_SmallLithiumIonBatteryWithEquipment Hazmat5 : AU_SmallLithiumIonBatteryWithEquipment Hazmat6 : BE_SmallLithiumIonBatteryWithEquipment Hazmat7 : BR_SmallLithiumIonBatteryWithEquipment Hazmat8 : CA_SmallLithiumIonBatteryWithEquipment Hazmat9 : CN_SmallLithiumIonBatteryWithEquipment HumanInterfaceInput : buttons IncludedComponents : smart ring, charge cable, user manual, charge case IncludesRechargableBattery : 1 InternationalProtectionRating : IP68 ItemForm : stainless steel ItemLength : 11 inches ItemName : Ring Health Tracker for Women Men, Fit Ring with Heart Rate, Blood Oxygen, Sleep Monitor, Calories, Step Counter, IP68 Waterproof Smart Ring for iPhone & Android, No Subscription Fee (Silver, 7#) ItemPackageDimensions_Height : 9.1948 centimeters ItemPackageDimensions_Length : 3.2004 centimeters ItemPackageDimensions_Width : 8.89 centimeters ItemPackageQuantity : 1 ItemShape : Round ItemTypeKeyword : activity-and-fitness-trackers Lifestyle : Fashion Manufacturer : Tiantianka Material : Nylon MemoryStorageCapacity : 64 MB MetalType : No Metal Type MeterType : Heart Rate Monitor, Sleep Duration, Blood Oxygen Monitor ModelName : R11 ModelNumber : d07f0fc9-aafc-4178-89a6-c04a8ac99e42 NumberOfBoxes : 1 NumberOfItems : 1 NumberOfLithiumIonCells : 1 OccasionType : Casual OperatingSystem : Android Wear 2.9 PartNumber : WN200 Pattern : Solid ProductDescription : Smart Health Ring for Women Men, Fitness Tracker with 24/7 Heart Rate, Blood Oxygen, Blood Pressure Monitor, Sleep Monitor, Calories, Step Counter, IP68 Waterproof Fit Ring , No Subscription Fee, Health Tracker Ring, Fitness Rings for Men Women, Smart Ring for iPhone & Android. Utra Battery Life with big charge case. it's not a Medical devices and accessories. ProductSiteLaunchDate : 2025-03-30T15:00:00.000Z Reusability : Rechargeable Size : 7# Style : Modern SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 SupportedApplication1 : Fitness Tracker SupportedApplication10 : Calendar SupportedApplication11 : Music Player SupportedApplication2 : Sleep Monitor SupportedApplication3 : Heart Rate Monitor SupportedApplication4 : Heart Rate Monitor SupportedApplication5 : Pedometer SupportedApplication6 : Blood Pressure Monitor SupportedApplication7 : Time Display SupportedApplication8 : Phone SupportedApplication9 : Messages SupportedSatelliteNavigationSystem : gps TargetAudience1 : Unisex Adults TargetAudience2 : Unisex Youth TargetAudience3 : Women TargetAudience4 : Men TargetAudience5 : Girls TargetGender : unisex TargetRegion : Global Theme : Sports UnitCount : 1 UnspscCode : 43211511 Voltage : 3.7 volts WarrantyDescription : 2 years warranty WarrantyType : Standard WatchBandDesign : sport_loop WaterResistanceDepth : 100 meters WaterResistanceLevel : waterproof WearableComputerType : smart_ring WirelessCommStandard : bluetooth