Domhong Smart Ring for Women Men - Fitness Tracker with Heart Rate/Blood Oxygen/Stress Monitor/Steps/Sleep Tracking, No App Subscription, 5ATM Waterproof Health Rings

• 【Check the Size Before Purchase】Before buying the Domhong smart ring, it's advisable to refer to our size chart and measure your finger circumference carefully. This ensures a comfortable fit and helps avoid unnecessary returns or exchanges
• 【Multifunctional Smart Ring】The vital health ring combines health monitoring, fitness tracking, and sleep analysis. Track heart rate, blood oxygen（SpO₂), stress, HRV, sleep data, steps, distance and calories. This lightweight fitness ring provides real-time data to help you meet your health goals
• 【Track Multiple Exercise Modes】Our fitness tracker supports multiple sports modes, like running, cycling, swimming, yoga, golf, etc. It records data accurately in real - time, offers detailed analysis and helps you adjust your plan. This stylish wearable is a great fit for an active, healthy lifestyle
• 【Remote Control Photography】This smart ring's remote shooting feature offers users a convenient and novel photography experience. You don't have to press the phone's camera button. Just wave the ring on your hand, and you can take photos easily, whether it's a selfie or a group photo
• 【Long - Lasting Battery Life】The smart ring for women and men lasts 5- 7 days on a single charge. The fully - charged case can recharge it about 13 times, so you can charge anytime. Whether out or at home, no battery anxiety. It offers constant company for the best experience
• 【5ATM Waterproof & Durable】This smart ring health tracker is waterproof beyond 50 meters, suitable for diving. You can check the time anytime without removing it when washing hands or showering. It also enables you to wear it during shallow water swimming to record exercise data
• 【NO Subscription Fees & Fast Connectivity】Easily connect the Bluetooth ring to your phone (compatible with Android 5.1 and above, as well as iOS 8.0 and above). All functions on the APP are free. Through the APP, you can easily manage data such as your health and workout information

Slip on the future. Our smart ring, your ultimate portable tech sleep ring / health ring / fitness ring / exercise ring / bluetooth ring / workout ring / best smart ring / fitness tracker ring / health tracker ring / sleep tracker ring / step tracker ring / smart health ring / heart rate ring / heart monitor ring / vital health ring / fitness tracker / health tracker / step tracker / sleep tracker / smart ring health tracker / smart ring for women / smart rings for men / health rings for women / health rings for men Package contains: 1 smart ring, 1 charging case, 1 charging cable, 1 instruction manual Product Parameters: Product Size: #7(17.5 mm) # 8(18.3 mm) # 9(19.1 mm) # 10(20 mm) # 11(20.8 mm) # 12(21.6 mm)# 13(22.4 mm) Product Weight: 3.6g Battery Capacity: 15mAh (18mAh for #10 and above) Charging time: 1.5 hours Normal using time: 5-7 days Compability: Android 5.1 and above; IOS 8.0 and above Chipset (main chip model): RTL8762 ESF FLASH memory: RAM104KB FLASH 512KB Sensor: Silicon Motion STK8321 Bluetooth Version: 5.2 Heart rate sensor: Vcare VC30F-S Product Functions: Health Tracker, Fitness Tracker, Stress Tracker, Sleep monitor, HRV, Multisport Tracker, etc. Special Feature: Lightweight, Activity Tracker If you have any questions, please contact us immediately, we will answer all your questions within 24 hours