Aqara remains the go-to for a library of sensors to measure absolutely anything, and they offer sensors no one else does. Today, they’re launching the new Motion and Light Sensor P2, which uses ...

You can then connect your sensor to a smart light and program it to ... devices at night by connecting the two motion sensors at each end of my hallway and one in the kitchen to turn on the ...

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 ...