Note:
If you found the item doesn't work.Please check the following,
1.Do you use Wii U controller to play Wii U games? As Wii u has its special controller condition.
2.Do you play games with NGC controller? If the "Z" button doesn't work,that means there is something wrong with your mainframe or games.
3.This is a best adapter for Chaos game.

Product Description:
1.The Gamecube controller adapter allows you to add up to 4 gamecube controllers to your wii U. With multiple converters you can add up to 8 controllers.
2.Have Wii/PC button ,change model directly ,don't need to download software(Other sells' need download software)
3.Support Supper Smash Bros for Wii U ,Support the GC/Wii Emulator Dolphin on PC.
4.Support TURBO function both in the PC an WiiU mode.Built-in Vibration Feedback with no delays on Wii U and PC USB.
5.Blue Turbo Led direction£¬make you have a geat game time with this adapter!

Specification:
Dimensions: 12cm x 6cm x 3.3cm
Weight: 100g
Cable Length: 1.8m / 5.9ft

Package includes:
1 x Gamecube Controller Adapter

• The best 3rd party GameCube controller adapter converter for the Nintendo Wii U System and PC USB, up to 4 Gamecube controllers with zero input lag supported
• Support TURBO function both in the PC an WiiU mode£¬the built-in Vibration Feedback with no delays on Wii U and PC USB
• Switch to "Wii U" or "PC" mode by using the switch located on the side; Cable length is about 1.8m / 5.9ft.
• Support Supper Smash Bros for Wii U ,Support the GC/Wii Emulator Dolphin on PC with the classic GameCube controllers.
• Compatible with Windows XP, Vista, Windows 7,Windows 8,Linux ,32 bit and 64 bit and Mac OS under the PC mode.

The best 3rd party GameCube controller adapter converter for the Nintendo Wii U System and PC USB, up to 4 Gamecube controllers with zero input lag supportedREDGO