I think you'll need to import one. Either get a higher capacity battery or get a Nyko UBoost.
http://www.amazon.co.jp/Wii-U-GamePad-%E3%...bs_2280002051_3
http://www.amazon.co.jp/UBOOST-Black-Wii-U...keywords=uboost
Troubleshooting Wii U Battery, wii u
Mar 2 2015, 09:10 PM
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