Air Lab is a portable air quality sensor which measures CO2, VOCs, nitrogen oxides, the temperature and relative humidity, ...

SwitchBot's Meter Pro tracks air quality wherever you put it and had surprising results for my kitchen, bedroom and more.

The core sensor is the SGP40, which detects volatile organic compounds (VOCs) in the air while consuming less than 3 mA (compared to the 48 mA of the previous generation). There’s a temperature ...