Adapter allows for DualShock controllers to be used with Wii U/Wii
Wii Classic Controller to USB Joystick
Amazon.com: YOUSHARES Wii U Gamepad - Interchangable Power Charging Adapter, Power Supply Cord AC Adapter & Cable for Nintendo WiiU Gamepad (USB Charging Cable) : Electronics
Amazon.com: Wii U Pro Controller- Kulannder Wireless Rechargeable Bluetooth Dual Analog Controller Gamepad for Nintendo Wii U with USB Charging Cable (Black+White) 2Pack, for Kids : Video Games
USB Charger Cable Compatible with Nintendo Wii U Gamepad Controller 10 – 6amgame
Game Shock Joypad Vibration Pad Two Interface Optional Gamepad Controller Gamecube Controller For Nintendo Wii / Mac / PC USB Port - Purple
Amazon.com: YOUSHARES Wii U Gamepad - Interchangable Power Charging Adapter, Power Supply Cord AC Adapter & Cable for Nintendo WiiU Gamepad (USB Charging Cable) : Electronics