The Emerald Letsfit ID205L Smart Watch tracks your activities, workouts, and sleep, and provides deeper insights into your health, helping you understand your body and crush your goals. It’s intended for a wide variety of users of all ages who want to be more aware of their activity levels with an easily understood and straightforward interface that will have you up and running in no time. The Letsfit ID205L will track all your vital information such as steps, fitness activities, calories burned, heart rate, sleep, and keep you updated on your notifications while connected via Bluetooth to your phone.