Recently, I exhausted my stock of common passive infrared (PIR) motion sensor modules and was looking for a new one to play with. I searched the web for a small type with self-contained electronics.

NEW YORK--(BUSINESS WIRE)--Aqara, a leading provider of smart home products, announced the launch of its new Motion Sensor P1, an updated model of the best-selling Aqara Motion Sensor. The sensor is a ...