Specifications Display Screen : 1.43 Inch AMOLED 466*466 Wireless Version : V5.3 Material : ABS/PC/Forged carbon/Silica gel Battery Capacity : 460mAh, 4.35V Battery Type : Lithium polymer Charging Time : 3 hours Normal Usage Time : 16 days Standby Time : More than 29 days Watch Size : 47*47*12.15mm Watch straps : Stainless steel, ...