... open autimatically when power-of,3-wires control,5-wires for signal feedbackEnclosure:IP65Low Working Current:80mA~150mAMedium ... ball valve for water treatment,HAVC,automatic control,for watermeter motorised ball valvefor watertreatment,for IC card meters,for air- ... valve, electric valve, electronic valve.electric valve for water automatic control,brass or stainless steelmini motorized valve, actuated ...