User's Guide

Device connection
 For the first use, you need to connect the APP for
calibration. After the connection is successful, the
bracelet will automatically synchronize the time.
 Turn on the Bluetooth switch of the mobile phone
system → enter the app device module settings →
click “Bind device, experience more features” to
enter, find and connect the bracelet device.
 Android phones need to allow apps to run in the
background.
 Android phones use all notification permissions to
read contact information and give the app
background running in the phone settings.