hello, I'm new here, and I'm a beginner. I'm making a project for my homework, it's a soil moisture sensor and a mini dc water pump. The problem is the water pump, I see many people on internet that says it needs relay , but I also see some youtube videos that doesn't use relay, they connect the pu…

Does DC mini water pump need Relay? or can it connect directly to arduino?

system Closed May 21, 2022, 4:41pm 5

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