... :on/off,open autimatically when power-of,3-wires control,5-wires for signal feedbackEnclosure:IP65Low Working Current:80mA~150mAMedium ... 1 1/4" ,8mm,10mm,15mm,20mm,25mm,32mmSpecial function:Position indicator;quick opensignal feedback,manual overridefail safe(auto- ... and control mode, applicable to a variety of occasions.6.Replacing solenoid valve, particularly when solenoid cannot work reliably7.Solar ...