GPS Tracking- See distance, pace and elevation climbed & review routes and split timesGet continuous, automatic, wrist-based heart rate and simplified heart rate zonesTrack workouts & view workout summaries; plus all day activities including steps, distance, calories burned, floors climbed and active minutesMonitor your sleep automatically and wake with a silent alarmSee call and text notifications on the touchscreen display Sync stats wirelessly and automatically to your computer and over 150 leading smartphones Utilize the sizing tool in Product Details below to ensure proper fit Kindly contact Fitbit for anGPS Tracking- See distance, pace and elevation climbed & review routes and split timesGet continuous, automatic, wrist-based heart rate and simplified heart rate zonesTrack workouts & view workout summaries; plus all day activities including steps, distance, calories burned, floors climbed and active minutesMonitor your sleep automatically and wake with a silent alarmSee call and text notifications on the touchscreen displaySync stats wirelessly and automatically to your computer and over 150 leading smartphonesUtilize the sizing tool in Product Details below to ensure proper fitProduct DescriptionTrain smarter and go farther with Surge—a sleek, fitness super watch designed to help you reach your peak performance. With built-in GPS, multisport functionality, and automatic, continuous heart rate, Surge delivers the stats you need to measure your effort and maximize your training time. Add activity tracking, automatic sleep detection, music control, and text and call notifications, and you have everything you need to stay connected, motivated and in the zone—no matter what goal you’re working toward.