Get burning with the Aquarius Entry-Level Bluetooth Fitness and Activity Tracker Track your steps, calories, distance and more Download the app and keep watch on your daily activity Also log your food, sleep, and calories to set your fitness goals Monitor daily stats on the bright OLED display Keep connected with Bluetooth 4.0 Powered with a 60mAh lithium polymer rechargeable battery Input voltage: DC 5.0V Save on the Aquarius Entry-Level Bluetooth Fitness and Activity Tracker for 9.99 pounds