Fitbit Charge HR Wireless Activity Wristband Black Small (5.4 - 6.2 in)

Track workouts, heart RATE, distance, calories burned, floors climbed, active minutes and stepsMonitor your sleep automatically and wake with a silent alarmSee call notifications, daily stats and time of Day on the OLED displaySync stats wirelessly and automatically to your computer and over 150 leading SmartphonesUtilize the sizing tool in product details below to ensure proper fit