Run, bike, hike and more phone-free—and see your real-time pace & distance—with built-in GPS. Then check out your workout intensity map in the Fitbit app
Active Zone Minutes uses your resting heart rate to gauge exercise effort and gives you a buzz when you step up the intensity so you can make the most of your workouts
Better track heart rate 24/7 with PurePulse 2.0, Fitbit’s enhanced heart rate technology
See your nightly blood oxygen levels at a glance with our collection of SpO2 clock faces. Then use the Fitbit app to track your trends over time in the Health Metrics dashboard to see when there may be indications of important changes in your wellness