Smart watch can track your fitness progress via 3 sports modes including running, walking and cycling. View your fitness data such as your heart rate, calories burned, distance travelled, and more all on your smart watch or via our app. You can view your deep sleep, light sleep, and awake sleep all via our very own Letsfit app that helps you study your sleeping patterns to help you understand how much rest you are taking. Receive all your messages via your watch with smart vibration alerts that can show alerts from apps such as Facebook, Whatsapp, Instagram and more. You can also reject calls and be notified when you are inactive for too long. Track your fitness progress via 3 sports modes including running, walking and cycling. View your fitness data such as your heart rate, calories burned, distance travelled, and more. • You can view your deep sleep, light sleep, and awake sleep all via our very own Letsfit app that helps you study your sleeping patterns. • Receive all your messages via your watch with smart vibration alerts that can show alerts from apps such as Facebook, Whatsapp, Instagram and more • Relax with a built-in breathing guide program that allows you to relieve stress, and use timer settings to measure your workouts. • Compatible with iOS 11.0/Android 6.0 or above, and Bluetooth 4.2 or later. A simple 2hrs charge can also give you up to a huge 7 days usage time.