123 G0.

Support what features:
1. sports statistics
2. sleep statistics
3. sport goal setting
4. calories calculate

*** App support HealthKit application, you can view your data by health HealthKit ***
This app may use your location even when it isn’t open, which can decrease device battery life

App can be connected via Bluetooth hardware , downloads app, you can view the data by phone in the app, to help users better understand their physical condition and state of sleep.

Tips：Pulling down in the different interface can be synchronized different data .
Note: Please wear the device to sleep, otherwise there is no accurate data