Major Function:
Multiple sports modes
Heart rate: APP initiates heart rate test / whole day dynamic heart rate trend and data analysis/heart rate data analysis / recent 7 heart rate measurement trend/heart rate history data
Sleep: Sleep statistics, sleep proportion, sleep score, sleep analysis, average sleep heart rate and so on
Blood Oxygen: APP initiated oximetry test, trend of last 7 oximetry measurements, historical oximetry data
Gesture Swing Photo: Innovative design, remote control photo taking, allowing you to easily capture beautiful moments anytime, anywhere! 
Access WeChat Sports and Apple Health
APP multi-language support
Support OTA upgrade

Multifunctional Smart Ring:
Blood oxygen monitoring | heart rate monitoring | sleep monitoring | step counting
10 days long battery life | lightweight and comfortable to wear
IP68 waterproof | camera control | multi-sports mode

Product Information:
Size: No. 8 (inner diameter mm), No. 9 (inner diameter 19mm), No. 10 (inner diameter mm), No. 12 (inner diameter mm),
Applicable people: men and women
Battery capacity: 17.5mAh
Additional features: Waterproof
Wearing method: finger wearing
Packing List: product charger manual
Charging Method: magnetic charging

Ring * 1+charger * 1+instruction manual * 1