Features:
- Strap length: 123 mm + 85 mm, Silicon rubber.
- 45 mm (span of main body) x 19 mm (width) x 11 mm (maximum thickness of the main body).
- 24 g (including strap).
- Android 4.4 or later; iOS 9.0 or later.
- 96-inch AMOLED color screen, 240 x 120 pixels.
- Memory 384 KB RAM 16 MB flash (external) and 1 MB flash (built-in).
- 5ATM water-resistant.
- Bluetooth BT4.2，
- Typical use: 7-9 days Standby mode: 12 days.
- 6-axis IMU sensor (Accelerometer sensor, Gyroscope sensor).
- Optical heart rate sensor.
- Infrared wear sensor.
- TruSleep and automatic heart rate monitoring.
- 91mAh Battery.
