Fitbit Alta HR Activity Tracker Small Black Renewed
$89.00 (as of May 11, 2024 08:19 GMT +06:00 - More infoProduct prices and availability are accurate as of the date/time indicated and are subject to change. Any price and availability information displayed on [relevant Amazon Site(s), as applicable] at the time of purchase will apply to the purchase of this product.)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 g...