It must have AC DC center negative 9V power supply to use this item. It's in good condition. There is a small dent on the back. Basically, we'd like to send items to every countries.The item "Boss Digital Modulation Delay RDD-20 Half Rack Effects Unit Tested from Japan" is in sale since Thursday, July 9, 2020. This item is in the category "Musical Instruments & Gear\Guitars & Basses\Parts & Accessories\Effects Pedals\Delay, Echo & Reverb". The seller is "digitechsound" and is located in Tokyo. This item can be shipped to United States, all countries in continental Asia, Canada, United Kingdom, Germany, France, Australia.