Digital LED display microprocessor temperature controller Audible and visual Hi/Lo temperature alarm Adjustable temperature control range: -25°C to -30°C, factory preset at -30°C Remote alarm contacts Continuous product temperature display Product sensor with glycerin bottle Temperature chart recorder (free standing) and chart paper Exterior cabinet front, sides and back are painted white Exterior cabinet back and bottom are galvanized steel Interior cabinet liner and interior door smooth aluminum Cabinet and solid door are foamed- in-place with CFC free high density polyurethane foam insulation Heavy duty solid door with hinges Pull door handle Magnetic door gasket Centered key door lock (2 keys) Four 4" legs 1 coated wire shelf Air cooled condensing unit Base mounted forced air refrigeration system Automatic defrost and condensate evaporation Air intake and exhaust through the base of the unit for build-in on three sides Sensor access port 1" diameter UL, C-UL listed Warranties: 18 months parts and labor, 5 year compressor (US and Canada), 18 months parts (International)