1、Made of high‑quality material brass, metal and ABS, sturdy and durable, have a long service time. 2、With excellent production technology, have stable and excellent performance. 3、Have efficient and stable control, suitable for various working environments, satisfy your multiple needs. 4、Have humanized design, simple operation, easy to install, convenient to use and operate. 5、Small in size and light in weight, convenient to carry and use at any time, very convenient and practical. Item Type: Delayed Solenoid Valve Material: ABS, iron and brass Purpose: Silent oil-free machine, medical solenoid valve, air compressor OTS air pump accessories Basic Parameters: Working Voltage: AC/DC 220V Response Time: 7S Pressure: 1.5kgf/cm² 1 x Delayed Solenoid Valve