Fitbit FB408GMBKS Alta HR Special Edition Black Gunmetal Small

<ul><li>Get the power of continuous heart rate in Fitbit's slimmest design yet-all day, during workouts and beyond</li><li>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. Operating temperature: 14° to 113° F</li><li>With sleep stages powered by PurePulse heart rate, automatically track your time spent in light, deep and REM sleep and take steps toward a better night's rest</li><li>See how working out more can improve your health by comparing your resting heart rate trends to your activity. Battery type: Lithium-polymer, Charge time: One to two hours, Sync stats wirelessly & automatically to computers and 200+ leading iOS, Android and Windows devices</li><li>Automatically track your steps, distance, calories burned and active minutes with up to 7 days of battery life</li></ul>

0.50 lbs

1

1.30 in

7.50 in

FB408GMBKS

3.50 in