Basic Information:Product brand: COLMIProduct Name:SKY2 Smart WatchWatch net weight：36gWatch gross weight: 110gPacking size: 10.5*8.0*5.5CMProduct accessories: 1 English manual, 1 charging cable (with box) Basic parameters:Bluetooth 4.0, 1.22 inch color displayChipH6620D,  Heart Rate Chip HRS3300Touch screen,Charging clip chargerBattery 150MA,Equipment requirements: Android 4.4, IOS 9.0 and above