Enhance your gaming experience with the Nyko Uboost WiiU Extended Battery Pack for Wii U GamePad 87157. This external battery pack is designed to provide a longer-lasting and more reliable power source for your Nintendo Wii U handheld console. It is compatible with the Nintendo Wii U platform and is made by Nyko Technologies, a trusted brand in the gaming industry. This battery pack is an ideal accessory for avid gamers who are always on the go. It is manufactured in China and comes in an open box, making it easy to use and install. Upgrade your gaming experience and enjoy uninterrupted gameplay with the Nyko Uboost WiiU Extended Battery Pack for Wii U GamePad 87157. The box has been opened and is in good condition. Untested Please the attached photos for an evaluation of the condition.