Compatible with Bluetooth 4.2, Android 5.1 and iOS 8 and above. As well as a fitness tracker which counts steps, distance and calories. Includes a heart rate, blood pressure and sleep monitor. Choose from black, blue, pink or gold. Can also be used as a stop watch and alarm clock. Get a smart sports watch with a stainless steel mesh strap. | Smart Sports Watch w/HR Monitor - Black | Wowcher