Features• 24/7 Heart Rate: Use 24/7 heart rate to better track calorie burn, optimize workouts and uncover health trends.
• Heart Rate Zones: Use real-time heart rate zones to see whether you’re in the Fat Burn, Cardio or Peak zone and use what you learn to know the impact of your workouts.
• All Day Calorie Burn: Know how many calories you’re burning all day and during workouts and use what you learn to stay on track toward your goals.
• Up To 7 Day Battery Life: Enjoy a battery life of up to 7 days and access insights and inspiration all day and night.
• Goal-Based Exercises: Choose from 15+ exercise modes like run, bike, swim, yoga, circuit training and more, set goals and get real-time stats.
• Automatic Exercise Recognition: Charge 3 automatically recognizes exercises like runs, swims, elliptical, sports and more and records them in the Fitbit app