For better fitness, start with heart.
Let your heart be your guide with Charge HR. Monitor heart rate automatically and continuously right on your wrist to accurately track calorie burn, maintain workout intensity, maximize training and optimize health-all without an uncomfortable chest strap

Get better tracking with every beat.
Take control of your goals by using Charge HR to record your workouts and track all-day activity like heart rate, steps, distance, calories burned, stairs climbed and active minutes. With an impressive battery life up to 5 days and instant access to every stat, you don't have to look far for motivation to keep moving.

See your calls. Call the shots.
With a comfortable fit and Caller ID, Charge HR lets you stay connected in style. See incoming call notifications on display when your phone is nearby to stay in the know, on the go.

Record your workouts. Meet your goals.
Use Exercise Mode to easily record workouts, see real-time exercise stats and have summaries automatically appear on your Fitbit dashboard. Use MobileRun in the Fitbit app to see pace, distance, splits and routes

Know your nights. Improve your days.
Get a better picture of your overall health by using Charge HR to automatically track how long and how well you sleep. Sync your nightly stats to see online graphs that illustrate your sleep trends, and wake peacefully by setting a silent, vibrating alarm.

Sync up. Stay inspired.
Charge HR automatically and wirelessly syncs your stats to your computer and 120+ leading smartphones, and tracks your progress in detailed charts and graphs that keep you encouraged to reach your fitness goals

Care
If the band gets wet or if you sweat in it, remove and completely dry the band before putting it back on. Clean the band with a mild soap-free cleanser like Cetaphil or Aquanil. Give your wrist a rest by taking the band off every now and then

Water Resistance
Charge HR is sweat, rain and splash proof. However, the device is not swim proof or showerproof. With any wearable device, it's best for your skin if the band stays dry and clean.

Syncing
Charge HR syncs automatically and wirelessly to tablets, computers and 120+ leading iOS, Android and Windows smartphones using Bluetooth 4.0 wireless technology.

Syncing range: 6 meters

Call notifications via Bluetooth 4.0

Syncing to computers requires Internet connection and USB port

Syncing to mobile devices requires Bluetooth and Internet connection

Syncs with Windows Vista and later, Mac OS X 10.6 and up, iPhone 4S and later, iPad 3 gen. and later, and leading Android and Windows devices

Battery and Power
We recommend charging your device every few days to ensure you are always tracking.

Battery life: lasts up to 5 days

Battery type: Lithium-polymer

Charge time: One to two hours

Radio transceiver: Bluetooth 4.0