General Specification
  Brand
 Xiaomi AMAZFIT
  Color
 Black
  Compatible OS
 Android 4.4+, ios 8.0+
  Bluetooth Version
 BT 4.0
  Weight
 32g
  APP
 APP Mi Fit: multi-language for Android(4.4+) iOS(8.0+)
Special Features
  Waterproof
 50M waterproof
  Heart Rate Monitor
 Support
  Sleep Monitor
 Support
  Pedometer
 Support
  Caller or Message Show
 Support 
Technical Parameters
  Sreen
 Size: 1.23"
 Type: IPS LCD             
 Resolution: 80x160 RGB
  Battery
 Battery Capacity: 170mAH 
 Standby Time: 12 days
 Charging Time: 2.5h
  Sensor
 Three - axis acceleration sensor,PPG heart rate sensor
  Band
 Material: 316L stainless steel, PC
 Length: Width: 19.0mm
Total length: 233mm
Minimum wear length: 155mm
Maximum wearing length: 210mm
 
Package  Included:
1*Xiaomi AMAZFIT Smart Wristband International Version
 1*Charging Cable
 1*Manual