Battery 2800mAh for Balance Board for Wii Fit
Say goodbye to expensive batteries with the Mad Catz Rechargeable Battery Pak for the Wii Fit Balance Board. Simply remove the battery cover and batteries from your Balance Board and replace them with the Battery Pak for up to 20 hours of continuous energy. The included USB charge cable compatible with the Wii and PCs makes recharging the internal batteries easy and convenient.
Battery Pack for Wii Balance Board
Compatible with Wii Balance Board Power Supply
Large Capacity Rechargeable Battery
Batteries Can Be Charged While Board Is In Use Through a USB Cable