Display Screen: 2.01 " TFT 240*296 Wireless Version: V5.3 Material: PC+ABS Battery Type: Lithium polymer Battery Capacity: 300mAh Charging Time: 3 hours Normal Usage Time: 7 days Standby Time: More than 28 days Weight: 44g Watch Size: 53.6*40.7*12.2mm Waterproof: IP68 *oraimo Lab test results