Vacuum: to 20"", pressure: to 18 psig; free air capacity: 1037 cu. in./min.; size: 18 x 10 x 13 cm (7 x 4 x 5""); motor: 1/45 hp. Includes two 3/8"" (M)NPT x 3/8"" hose barb polyethylene tubing adapters and 6 ft., 3-wire cord. Corrosion-resistant. Non-contaminating plastic body. VitonĀ® diaphragm for extended wear. Vacuum oil not required. Completely enclosed fan-cooled motors are service-free. Quiet, reliable operation. Warranty: 1 year. 115 volt, 60 Hz.