This is a connection tap for using a GameCube controller on the Nintendo Switch and Wii U! It's a genuine Nintendo product! Operation confirmed. Controller Nintendo Genuine Official Multi-tap ▼Thank you for viewing ○ Bundle discounts available ○ All items except those marked as "unused" are used and played. ○ Instant purchase OK ○ Listings may be removed or prices revised without notice. ▼Shipping Method ○ We may change between Yu-Yu Mercari and Rakuraku Mercari without notice. If you have a preferred shipping method, please contact us before purchasing. ○ Waterproofing measures will be taken for shipping (cushioning material depending on the product). ○ Controllers and other small boxed items will have their boxes folded and shipped. ○ Game consoles and large boxed items will have waterproofing and cushioning material wrapped directly around the box for shipping. If you would like it shipped in a separate cardboard box, please be sure to contact us before purchasing. ○ If there is any damage, please contact us via message before leaving a review. We cannot accommodate exchanges after a review has been left. ▼Please use the following when searching for other listings #MidNintendoSwitch #MidGame #MidTreasure