This tiny, inexpensive microcontroller makes it easy to build reliable, room-by-room Home Assistant sensors without paying the smart home tax.
The sendEmail () function is responsible for triggering the email alert when an object is detected. A secure Wi-Fi client is ...
Raspberry Pi enthusiasts may be interested in a new Kickstarter campaign for the Pico Sense HAT. The new mini PC add-on has been designed for environment monitoring and is equipped with four sensors ...
A reliable indicator of the air quality in offices, classrooms, or living rooms is the CO2 content. In fresh air, the concentration of carbon dioxide is around 400 ppm. This stands for “parts per ...
PCWorld explains how to create an affordable CO2 air quality monitor using a Raspberry Pi and MH-Z19C sensor for under $40. This DIY project helps monitor indoor air quality since high CO2 levels ...