This is a heated toilet seat only, with no washlet function. The heated seat function has been confirmed to work. There are no major scratches or stains, but there is some soiling on the underside of the seat (see photos 12-14). The power cord is approximately 1 meter long. Installation instructions can be found at the following URL: https://search.toto.jp/tr/D06057N_199507.pdf Please understand that this is a used item before contacting us. Those who are overly concerned about condition should refrain from contacting us.