This 3 gallon unit features a vinyl clad steel housing with a stainless steel tank, a 60 minute timer, and swivel drain. Basket & accessories sold separately. Warranty: 2.5 years Accessories: Full size solid basket - order #1897-816 The 3-gallon OptiSonic will hold a little over 3 gallons of liquid (13 quarts). The fill level to account for the displacement of liquid when the instruments and accessories are added is in the 2 1/2 to 2 3/4 gallon range ( 10 - 11 quarts). External dimensions: 16.5” L x 10” W x 12” H Internal tank dimensions: 15.5” L x 9” W x 6” H