Fitbit Charge 2 Heart Rate and Fitness 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.
• Auto Sleep Tracking: Automatically track how long and how well you sleep and set a silent vibrating alarm.
• Auto Exercise Recognition: SmartTrack automatically recognizes select exercises (running, biking and more) and records them for you in the Fitbit app.
• 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.