Utilize 24/7 heart rate to more accurately track calorie burn, resting heart rate & heart rate zones during workouts
Track all day activity, including steps, distance, hourly activity, active minutes and calories burned
Automatically track sleep, plus due to the heart rate feature, get more insights into your light, deep & REM sleep stages
Enjoy up to 5 days of battery for daily progress without constant charging. Varies with use and other factors
Automatically and conveniently record workouts like walks, swimming & bike rides in a snap with SmartTrack