
Material: alloy, plastic. Chrome-plated metal pressure gauge. This is a specification assembly. Exhaust pipe: 6MM. Contact method: normally closed. Bracket joint size: 20MM. External pressure relief port: 9.5MM. Maximum current: 20A. Working pressure: 5-8KG (90-120PSI). Switching pressure range 0.5-0.8MPA (5-8BAR) (90-120PSI)