R20 SIZE 10 Smart Ring, Support Heart Rate / Blood Oxygen / Sleep Monitoring / Multiple Sports Modes(Black)

The R20 SIZE 10 Smart Ring monitors heart rate, blood oxygen, and sleep. It supports multiple sports modes for everyday use.

• Chipset: AC6323
• Bluetooth: 5.0
• Sensor chip: SC7A20H4
• Battery Capacity: 15mAh
• Battery life: 3-5 days of use, 7-10 days of standby
• Charging time: About 1-2 hours
• Waterproof: IP68
• Size 10: Diameter 19.8mm; Circumference 62.1mm
• Charging method: Magnetic charging
• Compatible system: Android 5.1 or above, iOS 8.0 or above
• APP: Smart Health
• APP support languages: 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, Vietnamese
• Functions: Steps, miles, calories, motion data recording; heart rate monitoring; blood pressure monitoring; blood oxygen monitoring; sleep monitoring; body fatigue assessment; multiple exercise modes including running, cycling, skipping, hiking, mountaineering, yoga, golf, dancing
• Packing list: Smart ring x 1, charging cable x 1, user manual x 1, original retail box x 1