Easily recharge the built-in battery with the Wii console USB port (cable included).Up to 20 hours use on a single charge (depending on gameplay).Uses the same motion-sensing technology enabled in the Wii remote.Uses 2.4GHz wireless technology.Ergonomic design fits comfortably in either the left or the right hand.LED indicator light shows you when the battery is charging.Play distance up to 6 meters.Compatible with all Wii games.