HSH-Flo Motorized Ball Valve 1/2'' DN15 9-36V AC/DC NPT SS304 Normally Open Stainless Steel CR5-02 (1/2'' Stainless Steel) Limit Switches Inside, Cut Off Power Automatically When F.O or F.C; Full Bore(15mm) Valve Body; Body Material: Stainless Steel 304 Can Be Work From 9-36V AC and DC;NPT Lead Free, Best Item for Drink Water and Food; Auto Return To Open When Power Off