Feature:
1.The valve is open when it is positive pulse,off when it is negative pulse.
2.The product is compact, beautiful appearance, stable performance, versatility and usage.
3.The working voltage is DC3.6V.
Specification:
Color:Golden and Silver
Dimension:55x50x25mm/2.16x1.96x0.98""(LxWxH)
Material:Metal 
Connection Type:Thread
Nominal diameter:15 mm
Flow direction:Unidirectional
Operating voltage:3.6V
Resistance:9Ω
Pulse width:30ms
Operating current:500mA
Working pressure:0.05-1.0Mpa
Weight:125g