Fitbit One Wireless Activity and Sleep Tracker: Measure your activity day and night with Fitbit One, a sleek device that goes beyond the traditional pedometer. Get motivated to reach your goals by making small changes to your daily life, like taking extra steps throughout the day or learning how to sleep more soundly at night.

Fitbit - One Wireless Activity and Sleep Tracker - Black

$99.99

Fitbit One Wireless Activity and Sleep Tracker: Measure your activity day and night with Fitbit One, a sleek device that goes beyond the traditional pedometer. Get motivated to reach your goals by making small changes to your daily life, like taking extra steps throughout the day or learning how to sleep more soundly at night.