Mi Band 2 smartwatch

Type Fitness Band
Brand Mi
Color Black
Display 0.42 OLED Display
CPU n/a
Memory n/a
Bluetooth Version V4.0
Battery 70mAh
Heart Rate Sensor Yes
Sleep Monitor Yes
Heart Rate Monitor Yes
System Required Android 4.4, iOS 7.0 or above
Waterproof Yes, IP67
Warranty 6 Month