NQ30PLUS Interior dimensions: 13.5" L x 11.25" W x 12.5" H. Exterior dimensions: 21.3"L x 18.5"W x 15.5"H. Weight: 13.6 lbs. NQ Series have several uses, such as: Blood sample transport, Water treatment research, and Maintaining microbiological cultures for cell research. Exterior construction: Double-wall foam insulation of high-density polyethylene, Foamed-in-place, Closed-cell insulation. Interior: Molded poly with coved floor for ease of cleaning. TEMP RANGE: AMBIENT +5C to 37C,1.0C TOLERANCE - CONTROL READOUT: ACTUAL AND SET-POINT VALUES - SENSOR: TYPE T THERMOCOUPLE - CONTROLLER: MICROPROCESSOR BASED - CALIBRATION CAPABILITY: 1.0C OFFSET INCREMENTS - CORD LENGTH: 6FT