*New and high quality.
*Made of high-quality materials for maximum durability and reliability.
*Easy to install, no complicated tools required, easy to use.
*Professional workmanship, exquisite , novel and style
Note: Installation guide not included, we strongly recommend you professional installation. Please check as much as possible to make sure the item is what you need.

Pressure control switch
Open: -0.06MPa
Off: -0.08MPa
2. Power plug
Red: 12V positive
Black: 12V negative
3. Vacuum pump plug
Red: vacuum pump positive
Black: vacuum pump negative
Color: As Shown
Material: plastic

Package Contents:
1*Pressure control switch