20
When the product stops operating, press and hold for about 3 seconds. At this moment, all the
control buttons and the filter replacement indicator light on, and the air volume indicator flashes.
Under such condition, each time you press , the PM2.5 concentration/timer display window will
switch once in the order as shown in the following figure. The setting will be automatically saved
within about 15 seconds after the selection is completed. Now the setting is completed.
3
PM2.5
/
15
2
1
FURTHER INFORMATION
About brightness reaction
Detects the indoor brightness by the light sensor, and automatically adjusts the brightness of
the indicators and the air volume.
When the room becomes dark during bed time, the indicator goes dim or lights off, and the
product runs with low air volume.
1
The sensitivity of the sensor can be adjusted. (The default setting is sensitivity 1.)
Notice
When the air volume is set to High, Med
or Low, the air volume cannot be adjusted
automatically.
Brightness
sensing 1
Brightness
sensing 2
No brightness
sensing
2
1
Brightness
sensing 1
Brightness
sensing mode
The indoor brightness goes down
Brightness
sensing 2
No brightness
sensing
Light off
Light half on
Light half on
Light half on
Light unchanged
Light unchanged
Control panel
Clean sign
