... water,water,50% glycol,Oil,Air Features:1.All-metal reducing gear2.Available for 3-6VDC,12VDC,24VDC,110V/120VAC work ... work reliably,mini motorised valve, actuated valve, motor operated valve, motor actuated valve, automatic valve, control valve, shut off valve, hydraulic valve, electric valve, electronic valve.electric valve for water automatic ...