Specifications :
Dimensions : 40.9 x 35.5 x 11.4mm
Weight : 31g (with strap)
Body material : Polycarbonate
Strap material : Silicon rubber
Strap length : 118 mm (long version), 76 mm (short version)
Strap width : 20mm
Waterproof rating : 40.3*41*11.7mm
Display : 1.43" full color TFT, resolution 320x302
Touch screen : 2.5D glass + anti-fingerprint coating
Sensors : BioTracker™ 2 PPG Biological Optical Sensor, Acceleration sensor, Gyroscope sensor
Bluetooth : BLE 5.0
Battery : 230mAh lithium-ion polymer battery (Typical value)
Charging time : About 2 hours
Charging method : Clip / 2-pins POGO pin
Battery Life : Typical usage scenario: 9 days4
Supported Devices : Android 5.0 or iOS 10.0 and above
Accessories : Clip dock, user manual
App : Zepp App (formerly known as the Amazfit App)