This foot controller is the last one available. Also, there are no plans to relist it. Please take this opportunity to purchase it. (^^) This is a foot controller (pedal, YC480) mainly used for old home sewing machines, home serger machines, and Baby Lock serger machines. It is the type with a built-in power outlet (100V). If the controller is lost or broken, you can purchase the foot controller only. Socket dimensions: width 29mm * height 9mm Socket shape: There are 3 round holes. The sides are rounded. Manufacturer: Yamamoto Electric Industrial (YDK) Main models: I-Hotori/Itotori Monogatari series General home sewing machines Even those who have the old type of foot controllers (YC-18S or YC-50T) can use this product (YC-480). If you are interested, please purchase it. I cannot offer discounts or hold items. (^-^)