Optimize your workout routine with a daily readiness score that shows whether you're ready to work out or should focus on recovery (Fitbit Premium membership required).
Train mindfulness with the EDA sensor on your wrist, get a daily stress management score that shows how your body responds to stress, and take steps to improve your levels. Band Size: Sm: Fits wrists 5.1 - 6.7 inches. Lrg: Fits circumference 6.7" - 8.3"
Track your heart health with high and low heart rate notifications and a compatible ECG app. The Fitbit ECG app is available in certain countries. Not intended for use by children under 22 years of age. )
Use the health metrics dashboard to track blood oxygen saturation (SpO2), heart rate changes, skin temperature changes, etc. (Not intended to diagnose or treat any medical condition and should not be relied upon for any medical purpose.)
Use the built-in GPS to see your real-time speed and distance during outdoor activities, then view a map of your workout route in the Fitbit app
Your status comes to life on the new color touchscreen, twice as bright as a daytime charging 4-inch, all with up to 7 days of battery life (varies with usage and other factors)
Track calories burned, optimize workouts, 24/7 heart rate tracking and activity zone minutes to guide you to your desired intensity level.