Connect two GameCube controllers to a Wii or Wii U system.<br> Built in Turbo.<br> Switch the LEFT STICK and POV Directional Button by pressing the button START and B for 3 seconds, and switch back by pressing the button START and A for 3 seconds.<br> Supports ZL button.<br> Compatible with all games supported by the Wii Classic Controller, Wii Classic Controller Pro.<br> The button A, B, X, Y, L, R and Z can be customized with TURBO.<br> <br> <b>How to connect?</b><br> Connect the Wii Remote Controller (Wii Remote is not included in the packaging) to your Wii or Wii U console, then plug your GC Controller to the adapter,and finally connect the adapter to your Wii Remote Controller.<br>