Smart Ring Size:20

Specifications Bluetooth: 5.2 Battery capacity: 23mAh, 3.7/4.2V lithium battery Standby time: 60 days Usage time: 7 days Waterproof level: IPX8 Compatible system: Android: 6.0 or above or iOS: 11.0 or above Main Features Heart rate, blood oxygen, blood pressure, sleep health monitoring Sports pedometer measurement and
Specifications Bluetooth: 5.2 Battery capacity: 23mAh, 3.7/4.2V lithium battery Standby time: 60 days Usage time: 7 days Waterproof level: IPX8 Compatible system: Android: 6.0 or above or iOS: 11.0 or above Main Features Heart rate, blood oxygen, blood pressure, sleep health monitoring Sports pedometer measurement and multi-sport modes With a rechargeable battery box, charge anytime and anywhere Language: English APP name: SmartHealth

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Smart Ring Size:20

Ring Size Guide and Chart

banapoy Smart Ring Health Tracker, Finger Wearable Fitness Tracker Ring with Heart Rate and Sleep Monitor, Blood Oxygen, Pedometer, Waterproof Smart Ring for Men Women (Black No. 20) - Yahoo Shopping

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