A PIR sensor effectively provides one piece of information; it can tell when motion is detected. This is useful for turning ...

Motion and light sensors are logical triggers for automations ... or send an alert if someone is in the file room. The P2 connects to any Matter controller with Thread border router functionality ...

As an example, [Circuit Valley] has an IKEA Vallhorn motion sensor for a teardown, it’s as you might expect, a passive infrared sensor (PIR) sensor coupled with a Zigbee interface. Inside the ...

(Passive InfraRed sensor) A device used to detect motion by receiving infrared ... such as automatically turning on lights when someone enters a room or causing a video camera to begin operating.

Motion sensor switches enhance energy efficiency in green buildings by reducing unnecessary lighting usage, improving comfort ...