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 normal operation has been confirmed. ・Normal operation has been confirmed both wirelessly and when connected to the console. [Warranty] ・If there is a functional defect, please contact us via transaction message within 3 days of receiving the product, before completing the review, and we will address it as an initial defect. ※The serial number is recorded to prevent product substitution. [Other] ・We have removed dirt as much as possible, but please check the photos for any scratches or blemishes. ・We will disinfect with alcohol and take measures to prevent scratches before shipping. ・To prevent trouble, we do not accept cancellations after the product has been shipped. (As there have been instances of returned products not being received in the past.) ・We mainly sell individual items. If you would like to purchase a set of left and right controllers or multiple items, please contact us via comment. (We will offer a discount.) Please understand that this is a used item before purchasing. #nintendo #switch #任天堂 #ニンテンドー #ジョイコン #joy-con