Fitbit One Fitness Tracker - Black

At a Glance:

• Tracks steps, distance, calories burned, and stairs climbed
• Monitor how long and how well you sleep
• Wakes you (and not your partner) with a silent alarm
• Syncs automatically to your computer or select mobile devices via Bluetooth 4.0/Bluetooth Smart
• Set goals, view progress with charts and graphs, and earn badges
• Share and compete with friends throughout the day
• Free iPhone and Android Apps
• Small and discreet - wear in pocket, on belt or bra
• Log food, weight and more on Fitbit's website or apps
• Sweat-, rain-, and splash proof
• Rechargeable battery