Description
Product details
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MaterialElastomer, Stainless Steel, Aluminum
About this item
- 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)
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