The Metalfrio School Milk Cooler MC-49 features a 20 cu ft total capacity capable of storing up to 12 milk crates at temperatures between +35 F and +40 F. Temperature control is easy with an adjustable thermostat and digital thermostat read-out, located on the back of the cooler. Two epoxy coated wire floor racks keep milk crates off the floor protecting them from moisture while a bottom drain with plug prevents liquid from building up. Dual heavy duty 4" swivel casters with 2 that lock allow for easy portability and security when the cooler is not being moved. It's durable 403 stainless steel lid and door, both with locks, require minimal maintenance while swivel hinges allow for easier interior access. Optional custom graphics may be added to the white powder coated, baked on enamel exterior for a more personalized look. The MC-49 meets ANSI / NSF 7 Standards and includes a Manufacturer's 18 Month Parts and Labor Warranty as well as a 5 Year Compressor ( Part Only ) Warranty. An 8 ft power cord and NEMA 5-15P plug set is also included.