Specifications Hign-concerned Chemical:None Waterproof Grade:3ATM Model Number: smart ring Display screen:No NFC Support:No Function:Message Reminder Activity Tracked:Activity Tracker,Steps Tracker,Distance Tracker,Calorie Tracker Metrics measured:Heart Rate Monitor,Blood Pressure Monitor,Sleep Monitor,Blood Oxygen Monitor Item Weight:10 Case Material:Alloy Certification:ce,DOT,FCC,EAC Brand Name:YeasMaie Battery Capacity(mAh):80 2025 New Diamond Smart Ring For Samsung Ring Heart Rate Pressure Blood Oxygen Sleep monitoring IP68 Waterproof Sport Modes Ring Specification: Bluetooth Version: 5.1 MobileAPP-GPS: Yes Water proof: IP68 life waterproof Battery Type: Polymer battery Battery Capacity: 18 mah Charging: Magnetic charging Size: 8/9/10/11/12/13 Color: Silver, Gold Material: Titanium alloy Chipset: zhong ke AB2026B3 Memory (ROM+RAM): 1Mb ROM + 256 Kb RAM G-Sensor: SC7A20H Heart rate sensor: God's will 3918 Software Function&App Support Android 5.0 and above; Apple IOS 10.0 or later Supports the APP to use GPS tracking function Functions: Supports the APP to use GPS tracking function Heart rate monitoring: APP launches heart rate test/all-day dynamic heart rate trend and data analysis/heart rate data analysis/Recent 7 heart rate measurement trend/heart rate history data Sleep data statistics, sleep proportion, sleep score, sleep analysis, average sleep heart rate, etc Blood monitoring: APP initiated blood oxygen test/recent 7 blood oxygen data/Recent 7 blood oxygen saturation measurement trend/historical blood oxygen data Blood pressure monitoring: APP initiated blood oxygen test/Nearly 7 pressure measurement trends/pressure history data HRV:APP initiated HRV test/nearly 7 HRV data/average HRV during sleep/stress history data Others: Unit format, sedentary reminder, low battery reminder, heart rate warning Wechat&Apple:Access wechat Sports and Apple Health APP multi-Language support:Multiple languages Activity: Distance/calories/daily steps statistics / 7-day goal achievement/effective activity, etc. Multisports: There are 24 kinds in total: 19 kinds of regular sports +5 kinds of GPS sports Packing list: smart ring*1, charging cable1, manual*1