Track steps, distance, calories burned, and active minutes Ultra-thin, removable tracker hides in bands, pendants, and bangles Swim-proof for tracking swimming, life-proof for wear in the ocean, shower, pool, and beyond Smart track automatically recognizes select workouts and records them to your Fitbit app Automatically track how long and how well you sleep and set a silent alarm to wake with a small vibration Get call and text notifications on your wrist with unique vibration patterns and color-coded LED lights LED display lights up to show progress toward your daily goa