To be frank, using a microcontroller is probably overkill for most motion detector safety light circuits because the PIR sensor module itself can handle ... Because an on-board “user” LED is wired to ...

Using motion detectors and an Arduino you can trigger lights, fans, or even an pneumatically ... When something passes in front of a PIR sensor it detects the change in background temperature ...

Compatible with Arduino Raspberry PI,Human Rat Cat Detector for nodemcu for wemos ... output 3.3V power supply RCWL-0516 RCWL 0516 Microwave Radar Sensor Human Sensor Body Sensor Module What ...

Need a cheap and easy way to deter intruders? For homeowners, outdoor lighting is a game changer for providing a line of sight on potential trepassers without running up costly energy bills.