3 Using the air purifier
Air quality light
After approximately 30 seconds, the particle sensor selects the color that
corresponds to the surrounding air quality of airborne particles�
Note: The color of the air quality light is determined by the highest risk index among PM2�5 and
IAI readings�
IAI refers to the level of indoor air allergen�
IAI level
1-3
4-6
7-9
10-12
PM2�5 refers to airborne particle pollutants smaller than 2�5 micrometers�
PM2�5 level
≤12
13-35
36-55
>55
Turning On and Off
Note:
• Put the plug of the air purifier in the power socket�
• If the purifier stays connected to the electrical outlet after turning OFF, the air purifier will
operate under the previous settings when turned ON again�
1
Touch
to switch on the air purifier (fig h)�
2
The "
" displays on the screen during warming up� Then the air purifier
shows the IAI/PM2�5 level after measuring the air quality (fig i)�
3
The air purifier operates in the auto mode with IAI displayed on the screen
(fig j)�
4
Touch and hold the
(fig k)�
EN
4
Air quality light color
Blue
Blue-purple
Purple-red
Red
Air quality light color
Blue
Blue-purple
Purple-red
Red
button for 3 seconds to switch off the air purifier
Air quality level
Good
Fair
Poor
Very poor
Air quality level
Good
Fair
Poor
Very poor