There are more than 40 models of CO2 and air quality monitors available below to cater for every situation from low price to full multifunction devices
Desk mount multi function CO2, HCHO, PM1.0, 2.5, 10, TVOC ...
Hand Held CO2 HCHO, TVOC, PM 1.0, 2.5 and 10.0 temperature ...
Wall mount CO2, PM2.5 air quality monitor with alarm
