Display Screen:AMOLED
Screen Resoluton:466*466
Screen Size:1.43 inches
Material:Metal + Silica gel
Weight:56g
Heart Rate Sensor:VC30F
Bluetooth Version: BT5.3
Battery Capacity:350mAh
Charging Method: Magnetic Suction Charging
Waterproof Grade : IP68
Standby Time: 12 Days
Bluetooth Transmission Distance: 10m
Smart Phone System: Android 8.0/IOS 11.0 or bove support Bluetooth 4.0 BLE System