In my quick estimation, the Grove-mini PIR motion sensor module (v1.0) is a compact and cost effective passive infrared motion sensor module which is appropriate for certain applications with ...

Circuit diagram of the PIR Motion Sensor Light and Switch based on SB0061 shown here can be used for security or corridor lighting in power saving mode. The 12V DC supply required for the whole ...

All that’s left to do is put this IoT motion sensor to work by mounting it in the area to be monitored. Once the PIR sensor sees something moving, the ESP8266 will trigger IFTTT; what happens ...