By Petmate. Pets love fresh flowing water! Ultra-quiet purifying pet fountain for multiple cat households or small dogs, provides naturally cool and oxygenated water. Features include a replaceable water filter and a reservoir that adds water automatically. Runs off of an AC outlet. Choose between standard, deluxe or jumbo. Standard: (13 1/4 x 9 1/4 x 7) (about 6 cups) Deluxe: (14.13 x 10.06 x 7.7) (about 13.5 cups) Jumbo: (8 x 11.4 x 17.4) (216 oz. about 27 cups) Usually leaves our warehouse in 1 – 3 business days.