4 ms·
Not off the top of my head, but here's a tutorial on how to build one. The Plantower sensors are pretty easy to use. https://learn.adafruit.com/pm25-air-qualit
by gh02t 8y ago
Not off the top of my head, but here's a tutorial on how to build one. The Plantower sensors are pretty easy to use.
https://learn.adafruit.com/pm25-air-quality-sensor/overview https://learn.adafruit.com/pm25-air-quality-sensor/overview