Powerful forced-air refrigeration system and stainless steel louver allow uniform distribution of cold air over food pans and throughout the unit to keep food temperature within NSF standard 7 requirements. Innovative "Cold Air Compartment" maintains temperature evenly for each pan. Stainless steel interior and exterior. Includes standard 1/6 size, 4" deep condiment pans, 9 1/2" deep, 1/2" thick cutting board, 4" casters and stainless steel wire shelves. 115V. Uses environmentally-friendly R290 hydrocarbon refrigerant. Warranty: 3 Year Parts & Labor, 5 Year Compressor.