• PurePulse continuous, automatic wrist-based heart rate tracking to better measure calorie burn all day. • Maximize your workouts using simplified heart rate zones (Fat Burn, Cardio and Peak). • Sync stats wirelessly & automatically to computers and 200+ leading iOS, Android and Windows devices. • Operating temperature: 14 degree to 113 degree fahrenheit, Maximum operating altitude: 30,000 feet. • The minimum and maximum circumference range between 140 - 170 millimeters.
Heart rate and fitness wristband
Make every beat count with Fitbit Charge 2—the heart rate and fitness wristband built for all-day, workouts and beyond. PurePulse continuous heart rate makes it easy to maximize workouts, better track calorie burn and get a snapshot of your cardio fitness level, while all-day activity and auto sleep tracking, lets you see how your whole routine adds up.
Record your workouts with multi-sport modes to see real-time workout stats on screen, or rely on SmartTrack to automatically record select exercises for you. The large OLED display helps you stay connected with call, text and calendar alerts, stay active with Reminders to Move, and find moments of calm with guided breathing sessions.
You can find a look that fits your style with customizable clock faces and interchangeable bands
Sync wirelessly and automatically to 200+ iPhone, Android and Windows devices, and with more advanced features in a sleeker package and a battery life of up to 5 days, it’s the motivation you need to push yourself further—every step, every beat, every day.
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 4.4 and later, and Windows 10 devices.
A better you starts with heart
Get PurePulse continuous, automatic wrist-based heart rate tracking to maximize workouts, better measure calorie burn all day and to gauge how your cardiovascular health and fitness levels change over time — all without an uncomfortable chest strap.
Conquer your day
Track steps, distance, calories burned, floors climbed, active minutes & hourly activity with up to 5-day battery life. Stay connected with call, text and calendar alerts on your wrist and transform your Charge 2 from workout to night out with stylish accessory bands.
Shed light on your night
Automatically track your sleep duration, consistency and quality, including time in light, deep and REM sleep. Then wake up peacefully with a silent alarm. Track specific exercises like running, weights or yoga to see your workout stats on display. Connect to your phone’s GPS to see real-time run stats like pace and distance on your wrist.
See the whole picture
Set goals, log food, track workouts, review sleep and connect with friends on the Fitbit app – the fitness app for everyone. Our #1 selling fitness wristband - built with PurePulse heart rate, multi-sport modes, guided breathing sessions & interchangeable bands.