Blueair Blue Pure 211+ Auto Manual De Usuario página 10

Air quality information
The air quality levels for particulate matter (PM) are indicated using a color scale on the air
quality indicator. The air quality indicator is
PM2.5, Particulate matter, particles with diameter of size 2.5 micrometers or less.
Air quality level (PM 2.5)
completely dimmed in Night mode.
Polluted
Moderate
Good
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