Tracks time, steps, calories burned, distance, percent to goal, and light, deep, and REM sleep and wirelessly uploads data to your smartphone using FREE Nuyu App

No need to charge, replaceable battery is included, battery life of 4 months

Water resistant and fully waterproof up to 30 meters, take in the shower or pool;

OLED touch screen display uses Bluetooth 4.0 connection and lets you check your stats on the go.

Our exclusive Exercise Mode allows you to record time, steps, distance, and calories burned from a specific activity during the day