The Mastercool Inc. 18V Cordless 1.5 cfm, Two-Stage Vacuum Pump is designed for field applications where access to a power supply isn’t readily available. The sure-grip handle is ergonomically designed for comfort and portability while the reinforced base provides shock resistance. This two-stage vacuum pump can reach a vacuum of 15 microns. It is equipped with an oil-mist free exhaust port and an oil-gas separator at the air exhaust outlet. The air-cooled motor is designed for operation under high temperature conditions. The vacuum pump features an accessible oil drain port and sight glass. Dimensions are 9.9” L, 3.7” W, 6.1” H; 7.9lbs; 3.5oz oil capacity.