Tips: If you need large quantity, we can provide wholesales for you. Thanks Tips: The product may be updated constantly, the color and appearance may be changed, please don't mind. And take a consideration before place the order if you have request for color or appearance. Specification: The voltage is DC6V and it is a normally open electromagnetic valve, which is closed when powered on and opened when powered off. It is commonly used as an electronic control valve in blood pressure monitors, medical devices, and massage instruments. Valve size: 20mm* 15.4mm* 13mm Input tube outer diameter: 3mm Wire length: over 60mm Type: Normally open (power on close, power off open) Weight: 17g Voltage: DC 6V Current: 60mA Package Include: 1PCS * Valve