UP by Jawbone - Large Wristband - Retail Packaging - Bl...
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- Designed to be worn 24/7; up to 10 days of battery life
- Track your sleep: total hours, light versus deep, length of time to fall asleep
- Track your activity: steps, distance, calories burned, time spent active versus idle
- Log what you eat and drink and track nutritional info
- Free mobile app required