The API-2000 is a battery operated unit, stand alone or wall mounted, which deodorizes up to 400 square feet of home or office space, and made of durable plastic that is built to last. There are several refill options available, including bulk liquid, smaller replacement cans, or scented squares. One year warranty on parts/workmanship.  Size: 9" x 4 1/2" Includes 4.5oz Jar