Description: Working voltage: DC4.5-18V Rating voltage/current: DC5V, ?15mA Electrical strength: AC500V, 50Hz Flow Range: 2-45L/min Specification: Sensor Length: 60mm/2.4inch Cable Length: 360mm/14inch Connector Diameter: 25mm/0.98inch, G3/4" Material: stainless steel Package Includes: 1 Piece Water Flow Sensor Switch