Buff Watch app is connected with the watch, which can obtain the watch's heart rate, sleep, exercise and other health data, receive mobile phone message notifications in real time, customize the dial background, view weather forecast information and so on.

Please note:
This product is not a medical device. The data and suggestions provided are for reference only and cannot be used as a basis for clinical diagnosis and treatment.

The motion function will continue to use the GPS positioning service, and the motion track record can be kept when switching to the background. Compared with other operations, it will consume more power to some extent, which will affect the battery life to some extent.


Apple Health:
The app integrates the Apple Health function. You may need to agree to authorize to write or read data to Apple Health. We will pop up a window to ask for your permission when needed.