The air compressor control pressure can be easily adjusted, and the power consumption is low. Dual pressure gauges display the pressure more quickly, and it is more convenient to adjust the pressure; users can adjust it according to their actual situation. Strict tested for maximum reliability and high performance even in the harshest environments. Features - Color: Black. - Material: Plastic. - Size: 12.50X8.00X5.00cm/4.91X3.14X1.97in. - Rated voltage: 220/380V. - Exhaust : 6MM. - Contacts method: normally closed. - Connector size: inch 1/4, 2 points female thread, about 12MM. - Outer diameter of port: 9.5MM. - Maximum : 20A. - Working pressure: 5-8KG (90-125PSI). - The working voltage of valves is 220V/380V, please make sure the voltage is within this range when using it. - Using a pressure gauge, which is more durable, the part is a quality specification assembly. - Complete accessories, simple installation, easy to use, even beginners can easily get started. - Automatically designed to ensure your safety and facilitate your life. Comes with instructions, please read the instructions before use. - Dual pressure gauges can display pressure more quickly and conveniently adjust pressure. Package list: 1 x Controller