Aqara’s cord-free presence sensor runs for up to three years on battery power

The $50 sensor runs on two coin cell batteries so you don’t need a nearby power source for installation.

Aqara Presence Multi-Sensor FP300 Now Available

u2028The Aqara Presence Multi-Sensor FP300 is now available worldwide via Aqara’s website, official retailers, and Amazon ...
EDN

Arduino Powered PIR Motion Detection Light

Let me introduce another simple microcontroller-based do-it-yourself circuit that detects motion and excites a light source in a flash. The “snooper” here is an ordinary passive infrared (PIR) motion ...

Aqara Launches Matter-Supported FP300 Presence Sensor

Aqara today launched its latest sensor, debuting the Presence Multi-Sensor FP300. Aqara’s sensor is able to determine when someone is in the room, providing a useful way to control HomeKit-connected ...
The New York Times

Dear Wirecutter: How Do I Set Up a Motion-Sensor Night-Light?

We independently review everything we recommend. We may get paid to link out to retailer sites, and when you buy through our links, we may earn a commission. Learn more› Advice, staff picks, ...
Hackaday

Bee Motion Combines ESP32 With PIR Sensor And USB-C

There’s no shortage of ESP32 development boards out there, with many of them offering some “killer app” feature which may or may not align with whatever it is you’re trying to do. But if you’ve got a ...
EDN

IR sensor detects up to four meters

Developed as an alternative to passive infrared (PIR) sensors, STMicroelectronics has launched its ultra-low-power STHS34PF80 IR sensor for human-presence and motion detection in alarm and security ...