Tutorial: irrigare con arduino - prima parte - Mauro Alfieri Elettronica, Robotica e Domotica. Using Relays with Arduino – Turning on the Lights. Warning!!!
This project deals with AC electricity which is dangerous if you don’t know how to treat it safely. You must treat electricity with caution. There are many books and websites about electrical safety procedures and if you’re not sure how to be safe you should read that information. The most basic advice I can give is always assume any exposed wires are live and touching them will hurt a lot at best and kill at worst. Submersible fountain making pumps. Claber Underground Irrigation 9 Volt Solenoid Valves. 9V Latching solenoid valve for 1/2 Inch main tubes.
Can be used with Multipla DC 9V timer or control unit. Comes with connectors for connecting 1/2 Inch hose.