This video demonstrates how to connect a 12 Volt PIR Motion Sensor with a 230 Volt AC supply using a 12V Relay Module and a 12V SMPS. br br ⚠️WARNING... br br The videos are for educational purposes only. A high voltage can cause serious injury. It is possible for some works to be dangerous. And for that, you don't risk and damage yourself. I am a professional in my field. Before you attempt the experiment or work, you must take care or take precautions.