Features:

1. Wireless Nunchuk for Wii
2. Easily recharged for the Built-in battery with the Wii console USB port (cable included)
3. Charge one time can use about 20 hours (depending on gameplay)
4. Uses the same motion-sensing technology enabled in the Wii remote uses 2.4GHz wireless technology
5. Ergonomic design fits for eigher the left or right hand comfortably
6. LED indicator light is on shows you battery is charging
7. Play distance up to 6 meters