Display Screen: 2.01 TFT 240*296BT Version: V5.3Material: ABS/PC/Silica gel Battery Capacity: 300mAhBattery Type: Lithium polymerRated Voltage: 5VCharging Time: 3 hoursNormal Usage Time: 7 daysStandby Time: More than 20 daysWatch Size: 47.8*39.2*10.95mmWaterproof: IP68*oraimo Lab test results.