3 GameCube controllers, non-genuine compatible products. Compatible with Nintendo GameCube & Wii. Easily play games with the gamepad. 2 analog thumbsticks. 8 fully analog action buttons: the harder you press, the faster it gets. 4 fire action buttons, 1 shoulder button. No external power required. Size: 14cm x 10.5cm x 5.8cm - 5.51 inches x 4.13 inches x 2.28 inches.