Unveiled at E3, the latest Wii accessory is one to keep you in shape. The Wii Balance Board has dual sensors to detect your weight and balance as you exercise to the activities in Wii Fit. Nintendo said the new device is crucial in providing the “ultimate interactive experience”. Not sure that’s entirely true, but it’s still pretty cool.

Source : http://www.ministryoftech.com/2007/07/11/wii-balance-board-and-wii-fit/