Lab Line Squaroid DuoVac Vacuum Oven Model 3628 is 1.7 cubic feet and with a temperature range up to 300 C. Adjustable safety thermostat provides automatic over temperature protection. Interior is of stainless steel. Includes two solid aluminum shelves. The inside dimensions in inches are 11.5 W x 20 D x 11 H and the outside dimensions in inches are 19.5 W x 26 D x 27.5 H with 120 Volts, 50/60 Hz, 1400W, 12.0 Amps