Wii Wireless Z-Chuk - http://www.madcatz.com/productinfo.asp?page=442&GSProd=4535&GSCat=214&CategoryImg=Wii_Controllers Fully compatible with first-party accessories and contoured to fit securely in your hand, freedom from messy wires, equipped with state-of-the-art motion-sensing technology, notable attributes include a long-lasting, built-in rechargeable battery; an ergonomic design for those extended gaming sessions and a slip-resistant rubberized analog stick for unparalleled accuracy.

Wii Wireless Z-Chuk - Final Production in Packaging