Size: Main Body: Approx. 18.1 x 13.8 x 11.8 inches (460 x 350 x 30 mm); Dedicated Cover: Approx. 19.7 oz (500 x 400 x 370 mm); Weight: Main Unit: Approx. 3.9 oz (880 g) (including mounting hardware); Heating element: Cord heater timer: 3 hour automatic off timer. Resistor Temperature Fuse Power cord length: approx. 5.9 ft (1.8 m); Material: Main body: ABS resin, aluminum composite sheet, non-woven fabric (felt); Special cover: 100% polyester; Mounting hardware: steel