display: 1.83 Inch TFT screen，240*284 Resolution

CPT: JL7012F6

Heart rate sensor: Tianyi Hexin 3605

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

Bluetooth: Bluetooth5.1

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

Waterproof level: IP67

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

Size: 36.4*43.5*10.2mm

Weight: 55g

Battery capacity:250 mAh polymer