To check the MAC address, Serial number and other information of the Xiaomi Smart Watch/Xiaomi Smart Band, please refer to the following methods:
Method 1:
1. Wake up the device and go to the [Settings];
2. Scroll down and tap on [About];
3. You can check the [MAC address], [Serial number] and other information here.
Method 2:
1. Open the [Mi Fitness] app and select [Device];
2. Scroll down and tap on [About device];
3. You can check [Model], [MAC address], [Version] and [Serial No.] here.