Fitbit Charge 2  Activity Tracker Watch - with Black Metal Wristband

• Pureplus Heart Rate: Continuous, automatic, wrist-based heart rate tracking without an uncomfortable chest strap.
• All-Day Activity Tracking: Track steps, distance, calories burned, floors climbed, active minutes and hourly activity. Charge 2 sends reminders to move that encourage you to take 250 steps every hour
• Auto Sleep Tracking: Automatically track how long and how well you sleep and set a silent vibrating alarm. Automatically records select exercises like hiking, biking, sports and more. Charge time - One to two hours. Battery life up to 5 days
• Auto Exercise Recognition: SmartTrack automatically recognizes select exercises (running, biking and more) and records them for you in the Fitbit app. Syncs with Mac OS X 10.6 and up, iPhone 4S and later, iPad 3 gen. and later, Android 4.4 and later, and Windows 10 devices
• Connected GPS: Connect Charge 2 with the GPS on your phone to see real-time stats like pace and distance on display and record a map of your route.Charge 2 syncs wirelessly & automatically to 200+ iPhone, Android and Windows devices

Make every beat count with Fitbit Charge 2—the all-new heart rate and fitness wristband. Maximize workouts with PurePulse heart rate, multi-sport modes and Connected GPS. Track all-day activity, exercise and sleep. And make the most of your routine with smartphone notifications, Reminders to Move and guided breathing sessions. Charge 2 sends reminders to move that encourage you to take 250 steps every hour. Large OLED Screen With Tap Display.