Trible-sealed lid gaskets to assure stable keeping warm. Four inner doors inside chamber to minimize cold air loss. CFC-free refrigerant system. Special designed large capacity air-cold condenser and aero-dynamic fan. Exclusive LBP compressor result quiet and excellent operation. High anti-corrosion inner surface chamber with stainless steel. Built-in stabilizer. 130 mm high density polyurethane foam insulators to minimize cold air loss. High solid and compact frame with high impact coating finish. Filter cover for easy cleaning. Up-right type. Temperature performance guarantedd in a +32