Better measure calorie burn, understand resting heart rate & more with 24/7 heart rate tracking and a battery life of up to 7 days (varies with use and other factors); Charge time (0 to 100 percent) 2 hours.
Choose from 15 plus exercise modes like run, bike, swim, yoga, circuit training and more, set a goal, and get real-time stats during your workouts to see how you can keep getting better.
Automatically record time spent in light, deep and REM sleep stages and see activity trends, health insights and personalized guidance in one place with Fitbit Today.
Swim proof and water-resistant to 50 meters so you can track swims and wear in the shower; We do not recommend wearing Charge 3 in a hot tub or sauna; Also connect to smartphone GPS for real-time pace and distance during outdoor runs and rides.
Stay connected to your day with everyday apps for weather and more and get call, text, and smartphone app notifications on your wrist; Small wristband Fits a wrist between 5.5 to 7.1 inches; Large wristband fits a wrist between 7.1 to 8.7 inches
Radio transceiver: Bluetooth 4.0. syncing range up to 6 meters.
Warranty:1 Year Warranty
24/7 Heart Rate
Charge 3 uses our most advanced heart rate sensors and algorithms to uncover meaningful insights on your heart.
All-Day Calorie Burn
Know how many calories you’re really burning and use what you learn to reach your goals.
Real-Time Heart Rate Zones
See when you’re in Fat Burn, Cardio or Peak zones to make the most of every workout.
Auto Sleep Tracking
See how long you’re in light, deep and REM sleep and get personalized insights to learn how to get better rest.
Female Health Tracking
Use Fitbit Charge 3 with the Fitbit app to track periods, record symptoms and estimate ovulation and fertility windows.
Set goals, find inspiration, connect with friends and get a snapshot of your health and fitness all in one place.
Automatic Exercise Recognition
Exercises like runs swim, elliptical, sports and more are automatically recorded for you with SmartTrack™.
15+ Goal-Based Exercises
Choose from run, bike, swim, yoga, circuit training and more, then set a goal and get real-time stats.
Real-time Pace & Distance
Connect Charge 3 with your phone GPS to see pace and distance on screen during outdoor runs and rides.
Charge 3 is water-resistant up to 50M so you can track time in the pool or wear it in the shower.
Reminders to Move
Know how long you’ve been active all day and get the nudge you need to move if you’ve been sitting too long.
Personalized Guided Breathing
Find moments of calm throughout your day with guided breathing sessions based on your heart rate.
What you get:One  Size Small band
One  Size Large band
One  Charge cord