General description The Pneumatic 4.2Cfm Air Operated Vacuum Pump is designed for R134a and R12 automotive applications. It efficiently pulls a full vacuum in less than 2 minutes with a simple connection to the air line, making it an ideal tool for automotive air conditioners, home air conditioners, refrigerators, and freezers. Technical specifications Capacity: 4.2 Cfm Required air pressure: 75 PSI - 180 PSI Dimensions: approximately 17.5 x 10 x 8 cm Material: PE plastic Weight: lightweight and corrosion-resistant Other information Package Contents: 1 Air Operated Vacuum Pump Note: Color may vary slightly due to lighting and display differences Measurement allowed error: +/- 1-3 cm