Features Brand new and durable: This pressure sensitive electric and pneumatic control switch is made from high quality materials, providing reliability and longevity of operation. Ideal for automotive applications: Specifically designed for automobile suspension systems, tractors, and air pump/compressors, our control switch ensures optimal performance and precision. Convenient auto power on/off: Activate the switch automatically at a pressure of 90 PSI for hassle-free operation. The switch will turn off automatically when the pressure reaches 120 PSI. High-quality construction: Crafted with precision and built to last, our control switch guarantees high performance and efficient functionality. Enhance safety and efficiency: With our control switch, you'll experience improved safety and efficiency in your automotive and industrial applications. Trust in our 100% brand new and high-quality product for all your control needs. Features: 100% brand new and high quality Made of high quality materials, firm with long service life.  Pressure sensitive electric and pneumatic control switch is specially used for automobile suspension system; Tractors. Air pump/air compressor Auto power on at 90 PSi.Auto power off at 120 PSi. Easy to install and use Specification: Voltage: AC 110-220V, DC 6-36V Thread: 1/8 -27NPT, Thread DIA: 10mm Duration : more than 30,000 times. Weight: Approx.27g/1oz Package list: 1 x Air pressure switch Note: Default ON Switch (connected inside). It's not power plug. Don't plug directly into power socket. Package List