display: 1.47Inch TFT screen，172*320 Resolution

CPT: RTL8763EWE

Heart rate sensor: VC 30F

Touch the keys: G+F Full-screen touch + physical buttons

Bluetooth: Bluetooth5.3

Life: Normal use for 5-7 days, Standby for 30 days

Waterproof level: IP68

The system supports: Android 4.4 or above, IOS 8.0 or above

Size: 45.5*27.7*8 mm

Weight: 55g

Battery capacity:230 mAh polymer