Features
- Get the power of continuous heart rate in Fitbit's slimmest design yet-all day, during workouts and beyond
- With heart rate, you can better measure calorie burn, and use zones (fat burn, cardio, and peak) to find the right workout intensity for your goals
- See how working out more can improve your health by comparing your resting heart rate trends to your activity
- With sleep stages powered by purpose heart rate, automatically track your time spent in light, deep and REM sleep and take steps toward a better night's rest
- Automatically track your steps, distance, calories burned and active minutes with up to 7 days of battery life (varies with use and other factors)
*If this is not the "
Fitbit Alta HR, Black, Small (US Version)" product you were looking for, you can check the other results by
clicking this link
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Details were last updated on Nov 30, 2025 23:03 +08.
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Details were last updated on Nov 30, 2025 23:03 +08.
