Hozisak i Low Profile Modular Crescent Cuber is Air Cooled and Produces up to 404 Lbs of Individual Crescent Ice Cubes in 24 Hours Made from Stainless Steel Exterior has HoshiGuard Antimicrobial Agent, CycleSave Design, EverCheck Alert System, Stainless Steel Evaporator and Removable Air Filters, Uses R-404A Refrigerant, NSF UL, 115/60/1 20 AMP Max, Overall Dimensions 30 inches W x 27 3/8 inches L x 22 inches H.