How to automate the watering in the garden for 45$

The movie presents one element of a smart home, automated watering system for the garden. It can be connected to sprinklers, drip lines or other elements of the water system. The cost of system is about 45$ . In the next video, I will show how the control from the smartphone works as well as the voice control from Google asistant and also the final connection in the garden. The set includes Sonoff Basic 5$, stand relay Relpol rm84 for $3,5 on the Relpol gz80 socket for $3 and a electric valve for $34