Features and Benefits Diaphragm compressor never needs oil or lubrication On/off switch - safer than just plugging in the compressor Operates one airbrush Portable weighing only 9 pounds - easy to take anywhere 1/10 horsepower; 2 cfmThe new Whirlwind Diaphragm compressor never needs oil or lubrication. Features include: On/Off switch, operates one airbrush, unit is portable weighing only 9 pounds, 1/10 horsepower; 2 cfm, operating pressure of 30 PSI, suction cup feet reduce compressor movement, durable 6 ft. cord with three prong plug. One year warranty. ELT Certification.