Display Screen: 1.93" AMOLED (368*448) Wireless Version: V5.3 Material: ABS/PC Battery Type: Lithium polymer Battery Capacity: 250mAh Charging Time: 3 hours Normal Usage Time: 10 days Standby Time: 33 days Watch Size: 46.4*37.3*10.1mm Weight: 38.1g Waterproof: IP68 *oraimo Lab test results