Summit Commercial, LAB8, Accucold Chest freezer, 3.08 cu.ft. capacity, ultra low temperature for storage of biological samples, chemicals, select vaccines and antibiotics, -50 to -85oC operation, high/low temperature alarm, 4 1/2" thick walls for added efficiency and stable cooling, electronic microprocessor controls for precise temperature management, 9V battery-powered audible alarm mounted in the rear sounds in the event of power failure, lift-up door, white cabinet exterior, steel interior, manual defrost, exterior lock on the handle for reliable security (2 keys included), digital thermostat, oC/oF readout, four wheels (front two locking) to allow easier mobility when cleaning or moving the unit, front-located drain, 100% CFC free, CARB Compliant, 115v/60/1-ph, UL, ULC, UL-S, (Commercial)