HOD HEALTH AND HOME Australia has been operating online and instore for 8 years. All products come with a 1 year warranty, fast shipping and special offers added to our site daily.. Need more than 1? Get a bulk buy discount up to 20% off Water Flow Sensor Consists OfB>A plastic Valve Body A Water Rotor And A Hall-Effect Sensor. When Water Flows Through The Rotor Rotor Rolls. Its Speed Changes With A Different Rate Of Flow. The Hall-Effect Sensor Outputs The Corresponding Pulse Signal. Application: Mainly Used For Water Warmer Water Machine Card Machine Various Types Of Filling Equipment And Water Control Device Main Features: Lightweight Small Size Easy To Install Inlaid With Stainless Steel Impeller Shaft Durable Wearable Seal Ring With The Upper And Lower Force Structure Never Leaks Material: Pvc Precautions: Non-Violent shock And Chemical Erosion. Non-Throwing Or Hitting. Mounted Vertically Should Not Exceed 5 Degrees Inclination. The Temperature Of Medium Should Not Exceed 120'C Cord Connection: Red: Positive ( + ) Yellow: The Signal Output Black: Negative ( - ) Specification General Mainly Compatible With: ArdunioP>Weight And Size Product Weight: 0.0100 KgBr> Package Weight: 0.0100 KgBr> Product Size(L X W X H): 5.80 X 3.60 X 3.00 Cm / 2.28 X 1.42 X 1.18 InchesBr> Package Size(L X W X H): 13.00 X 9.00 X 5.00 Cm / 5.12 X 3.54 X 1.97 InchesP>You Will Receive You Will Receive: 1 X Water Flow Sensor