K88H Smart Bluetooth Watch Heart Rate Monitor Smartwatch MTK2502 Siri Function Gesture Control For iOS/Andriod - Black Color: Black Size: N/A Features: Health tracker: Heart rate monitor,Pedometer,Sedentary reminder,Sleep monitor Power Source: Polymer batteries Battery Life: Battery Capacity: 300mAh Operating Environment: Android 4.4 / iOS 7.0 and above system Dimensions: 24.5 x 4.4 x 1.2 cm Weight: 77 g
