Authentic product. This is a used item. The sticks have been replaced with new ones. [Functionality] ・The sticks and all buttons have been serviced and confirmed to be working properly. ・Normal operation has been confirmed both wirelessly and when connected to the main unit. [Warranty] ・If there is a functional defect, please contact us via the transaction message within 3 days of receiving the product and before rating the transaction, and we will handle it as an initial defect. ※The serial number is recorded to prevent product substitution. [Other] ・We have removed as much dirt as possible, but please check the photos for any scratches or stains. ・We will disinfect the product with alcohol and ship it with scratch protection. ・To prevent trouble, we do not accept cancellations after the product has been shipped (as there have been cases where the product was not returned in the past). ・The main items for sale are individual items. If you would like a set of left and right controllers or wish to purchase multiple items, please contact us via comment (discount available). Please understand that this is a used item and purchase accordingly. #nintendo #switch #Nintendo #nintendo #JoyCon #joy-con