The Fitbit Ultra FB102B Blue Wireless Activity + Sleep Tracker is a brand new sealed device designed for tracking your activities and sleep patterns. This activity tracker, in its standard size and stylish blue color, is perfect for runners and joggers looking to improve their performance and monitor their fitness progress. With its wireless technology, this Fitbit model allows for easy and convenient tracking without the hassle of cords or wires. Stay motivated and on top of your fitness goals with this reliable and high-quality device from Fitbit.