Which device to measure PM2.5 and PM10

[Gruijter]

The Air-Q has several air quality indicators. Not only PM1, 2.5 and 10, but also CO, VOC, etc

And most important: it has a Homey app:

[APP][PRO] airQ advanced indoor Air Quality meter

[Afbeelding1] airQ airQ provides advanced indoor air quality data Supported sensor data (depending on the airQ version): Temperature Humidity % Humidity absolute Air pressure Noise tVOC SO2 CO NO2 O3 O2 CO2 PM1 PM2.5 PM10 Furthermore the following information is supported: Health index Performance index Dew point Health alarm Performance alarm Fire alarm Gas alarm The following controls are possible from Homey: Sound beeper with duration, frequency and volume control Blink LED’s R…