Display1.6" AMOLED HD touchscreenBatteryCapacity: 350mAh

for 7-day use.

Daily mode 7 days

Basic mode 45 days

Play music continuously for 5.5 hours

Bluetooth calling continuously for 5 hoursConnectivityBluetooth 5.0Materialbody material: metal alloy

Strap: Silicone (interchangeable 22mm)OSAndroid 5.0 or higher, iOS 10.0 or higherSpecialFeatures2ATM WaterSensorheart rate sensor

SpO2 sensor

Accelerometer

Exterior

DimensionDimension: 43.5 x 35 x 11.3 mm

Band size: Width 20mm, expanded length 248mmWeight51g (Including Strap)ColorBlack