That can be used for WiiuPAD, it is a wireless module.
Such as a communications failure error display, you may be able to repair this part exchange.
Installation is relatively easy.
Compatiable for :Nintendo WiiuPAD
Error display is coming out, such as the photo only when the wireless switch to ON there is a possibility of this part failure.
1x Bluetooth Wireless Card Module For Nintendo WiiuPAD