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 ...
Sfera Labs of Milan has launched an 80 x 80mm multi-sensor edge-computer built around the Raspberry Pi RP2040 microcontroller. Called Exo Sense RP, module integrates temperature, humidity, VOC (air ...