FITBIT CHARGE 2
A better you starts with heart.
Track heart rate continuously on your wrist to maximize workouts, better track calorie burn and get a clearer picture of your health—all without an uncomfortable chest strap.
PurePulse® Heart Rate
Get continuous, automatic, wrist-based heart rate & simplified heart rate zones.
Cardio Fitness Level
Get a better understanding of your fitness level and see how you can improve over time with a personalized Cardio Fitness Score.
All-Day Activity Tracking
Track steps, heart rate, distance, calories burned, active minutes, floors climbed, hourly activity & stationary time.
Auto Sleep Tracking & Silent Alarms
Automatically track your sleep quality & wake up peacefully with a silent alarm.
Long Battery Life
Battery life up to 5 days so you can track all day and night without needing a charge.*
Track workouts like running, biking & weights and get real-time stats on display. Then see post-workout summaries on screen & in the app.
Automatically recognizes select activities and records them in the exercise section of the Fitbit app.
Reminders to Move
Get friendly Reminders to Move that encourage you to reach an hourly goal of 250 steps.
Hi-Res Tap Display
An interactive OLED display makes it easy to view your stats. Simply tap the screen to get the information you need.
Sync stats wirelessly & automatically to computers and 200+ leading iOS, Android and Windows devices.
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.
Find moments of calm throughout your day with personalized breathing sessions based on your heart rate.
See call, text and calendar alerts on display when your phone is nearby.
Switch up your look with accessory bands in leather and more.
- Fitbit Charge 2 tracker
- Charge 2 Classic wristband
- Charging cable
Sensors & Components
- Optical heart rate tracker
- 3-axis accelerometer
- Vibration motor
Like all heart rate tracking technologies, accuracy is affected by physiology, location of device, and different movements.
Battery and Power
We recommend charging your device every few days to ensure that you’re always tracking.
Battery life up to 5 days. Battery life and charge cycles vary with use, settings, and other factors; actual results will vary.
- Battery type: Lithium-polymer
- Charge time: One to two hours
- Radio transceiver: Bluetooth 4.0
- Saves 7 days of detailed motion data – minute by minute
- Saves daily totals for past 30 days
- Stores heart rate data at 1 second intervals during exercise tracking and at 5 second intervals all other times
Fitbit Charge 2 is sweat, rain and splash proof. However, the device is not swim proof or shower proof. With any wearable device, it’s best for your skin if the band stays dry and clean.
If the band gets wet or if you sweat in it, remove and completely dry the band before putting it back on. Give your wrist a rest by taking the band off every now and then.
Fitbit Charge 2’s wristband is made of a flexible, durable elastomer material similar to that used in many sports watches. Fitbit Charge 2 also has a surgical-grade stainless steel buckle.
- Operating temperature: 14° to 113° F
- Maximum operating altitude: 30,000 feet
Syncing & Notifications
Using Bluetooth LE wireless technology, Fitbit Charge 2 sends smartphone notifications and syncs automatically to computers and 200+ leading iOS, Android and Windows devices. Certain features like smartphone notifications or Connected GPS may require Android 5.0+. Look up your device to check compatibility.
- 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 syncdongle 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.
In the Box
Removable Fitbit Alta tracker
Wireless sync dongle