Mighty Rock Smartwatch and fitness tracker are compatible with Android phones and connects via Bluetooth. This activity tracker is accurate and perfect for fitness enthusiasts. With IP68 technology, the watch is waterproof and can be worn during physical activities. Its battery lasts up to 7 days due to the 190 mAh battery. It has 8 sport modes like walking, running, rope skipping, cycling, badminton, football, etc. It monitors heart rate, sleep, calories burned, awake time, etc. The watch is compatible with iPhone as well only above version 9.0.