Syncing & Notifications : Using Bluetooth LE wireless technology, Fitbit Charge 2 sends smartphone notifications and syncs automatically to computers and 200+ mobile devices. Certain features like smartphone notifications or Connected GPS may require Android 5.0+
Syncing range: Up to 30 feet
Syncing requires Bluetooth LE and Internet connection. Windows 10 computers that do not have Bluetooth LE will need a wireless sync dongle in order to sync.
Syncs with Mac OS X 10.6 and up, iPhone 4S and later, iPad 3 gen. and later, Android 4.3 and later, and Windows 10 devices
Personalized Heart Rate Training - Workout efficiently - view real-time heart rate, training zones and calories burned on your smartphone or tablet with compatible training apps. Official HR Monitor of Team Sky, defending champions of the Tour De France
Bluetooth 4.0 and ANT+ compatibility allows TICKR to connect to smartphones and tablets, as well as GPS watches by Garmin, Polar, and more. TICKR works with iPhone 4S and later, and with select Android devices using Android 4.3
Works with Wahoo RunFit + 50 Smartphone Apps including Nike+ Running, MapMyFitness, Runkeeper, Strava, Apple Health, Cyclemeter and more
Pair with Wahoo RunFit or Wahoo 7 Minute Workout and other compatible third party apps to personalize heart rate training zones and maximize your workout
Apple Watch Integration - Pair directly with the Apple Watch to track heart rate or sync heart rate data through the Wahoo 7 Minute Workout app or Wahoo RunFit app
Provides everyday feedback to guide you towards a more active lifestyle, Tracks daily activity, calories, steps and distance covered, Vibrating inactivity alerts help you keep moving throughout the day
Syncs with free Polar Flow app and web service for additional workout planning, motivation and guidance
H7 Bluetooth Smart heart rate sensor included for continuous, accurate heart rate, Powerful, rechargeable battery lasts up to four weeks, Easily charges with simple plug and play USB
Automatically tracks your sleep time and quality, Get a better understanding of your sleep patterns and how they affect your activity levels
Changeable wristband, Six additional vibrantly colored wristbands are sold separately, Fully waterproof for swimming
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