R20 SIZE 11 Smart Ring, Support Heart Rate / Blood Oxygen / Sleep Monitoring / Multiple Sports Modes(Black)

• Product type: Smart Ring
• Compatibility: Android 5.1 or above, iOS 8.0 or above
• Material: Not specified
• Key feature: Heart rate and sleep monitoring
• Color/Variant: Black
• Intended use: Everyday use
• Category: Smart Rings

About Product 1. Chipset: AC63232. Bluetooth: 5.03. Sensor chip: SC7A20H4. Battery Capacity: 15mAh5. Battery life: 3-5 days of use and 7-10 days of standby6. Charging time: About 1-2H7. Waterproof: IP688. Size 11: Dia 20.6mm; Circumference 64.6mm9. Charging method: Magnetic charging10. Compatible system: Android5.1 or above, iOS8.0 or above11. APP: Smart Health12. APP support language: English, Simplified Chinese, Traditional Chinese, Russian, Ukrainian, German, French, Italian, Spanish, Portuguese, Polish, Greek, Romanian, Hungarian, Czech, Slovak, Irish, Croatian, Swedish, Danish, Finnish, Arabic, Farsi, Norwegian, Japanese, Korean, Thai, VietnameseFunction: 1. Steps, miles, calories, motion data recording2. Heart rate monitoring, blood pressure, blood oxygen monitoring, sleep monitoring, body fatigue assessment3. Multiple exercise modes: running, cycling, skipping, hiking, mountaineering, yoga, golf, dancingPacking list: Smart ring x 1, Charging cable x 1, User manual x 1, Original retail box x 1