Now, first of all let me tell you that I'm new at using relays and a newbie at Arduino so forgive me if what I'm doing is totally wrong. What I was trying to do was connecting a 12V DC irrigation pump to an Arduino Uno through a 2 Relay Module, using a direct power supply (yes, no battery,) It end…

Trying to connect 12V DC irrigation pump using Relay and power supply

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