Console model, 208 to 220 volt operated, 3/4 hp compressor, 1000 heater wattage, 2-1/2 gpm pumping capacity, 5 gal. Reservoir capacity, top opening 9/1/2 in. By 7-7/8 in., temperature range minus 30 degrees c to 40 degrees c, control accuracy 0.01 to porm 0.03 degrees c