~C3 Smart monitoring ring with charging point APP health ring activity tracking blood oxygen hea ??

Function:
>Automatically record daily steps
>Monitor sleep and provide actual sleep status every day
>Heart rate: The App records daily/weekly/monthly heart rate data, and the data is automatically saved in the App
>Blood pressure: Test blood pressure conditions through algorithms and automatically record them on the APP
>Temperature: automatic test of skin surface data
>Life stress value: Automatically record life stress data
Specification:
Material: Aluminum alloy
Battery Life: 3-5 days
Accessories:
Smart health ring*1
Recharge warehouse*1