PurePulse® Continuous heart rate
Track heart rate all-day & during workouts to better measure calorie burn, optimize workout intensity using heart rate zones, and better understand your health with resting heart rate.
Track all daily activity levels
Track your heart rate, steps taken, stairs climbed, calories burned, distance traveled and active minutes.
Better understand your sleep quality
Monitor how long and how well you sleep. Wake peacefully without disturbing your partner with the silent, vibrating alarm.
Relax with guided breathing sessions
The Relax experience on Charge 2 helps you find moments of calm in your day with personalized guided breathing sessions based on your heart rate.
Track and improve your fitness level
Find out how fit you are with a snapshot of your Cardio Fitness Level and Score (based on VO2 max), viewable in the Fitbit app.
Track specific workouts & get real-time stats
Get more precise tracking and actionable, real-time stats with Multi-sport modes and Connected GPS so you can make instant adjustments during your workouts and improve over time.
Sleek design with large OLED display
A sleek, comfortable design perfect for all-day and night wear with a large interactive display, customizable clock faces and interchangeable bands.
Easily view smartphone notifications on the go and stay connected to what matters most with call, text and calendar alerts.
Challenge your friends and celebrate progress for extra motivation
Share and compete with your friends and family in challenges and on the leaderboard. Earn Fitbit badges and milestone updates.
Syncs to select Apple®, Android and Windows devices
Such as iPhone®, iPad®, iPod® touch and cell phones and tablets with Windows Phone or Android for simple wireless communication.