Display Screen: 1.39" Full Touch Color Screen Wireless Version: V5.3 Material: ABS/PC/Silicone Battery Type: Lithium polymer Battery Capacity: 300mAh Charging Time: 3 hours Normal Usage Time: 7 days Standby Time: 28 days Watch Size: 46.1*46.1*10.8mm Weight: 39.8g Waterproof: IP68 *oraimo Lab test results