Designed to meet laboratory requirements , these refrigerators feature a cabinet that incorporates industrial quality. Improved air flow and heavy duty refrigeration system maintain products at temperature. Unit features include a digital microprocessor temperature controller; high/low audible/visual alarm with remote alarm contacts; LED temperature display; and an operating temperature of 4 C. Exterior front and sides are painted white baked enamel with a smooth finish. Top and bottom are made of galvanized steel. The units incorporate three epoxy coated cantilevered shelves per door, which are adjustable to 1 increments. Extra-large, sliding, tempered thermopane glass doors have a self-closing feature, key locks, and a hold-open feature.