GAMETECH WiiU GamePad Charge Cable without Power AC Adapter and USB Port GAME TECH is a popular manufacturer of video-game accessory in Japan. You can charge the gamepad without Power AC Adapter and USB Port. Cable length : 10ft You can charge the gamepad , when Wii Us power is even off. Because this product does not use the USB port Caution:Wii U only! There are different versions of Nintendo. Device not included.Japanese manual only