· Power and mode selection button
- Power Button
If you press the button for 1 second, it will be in power-on state.
It automatically switches to power-off state when not in use for
10 minutes to protect battery life.
The status LED will blink 1 minute before automatic power-off.
At this time, if you press the button lightly, it will be switched on
again for 10 minutes, and the mode will not change.
- Mode Selection Button
Each time you press the mode select button, the display mode
changes cyclically in the following order.
Integrated Display Mode (PM2.5 / PM10 / VOC) => WHO Mode
=> PM Mode (PM2.5 / PM10) => VOC Mode
· Status Light
The status LED lets you know the status of VOC and fine
dust/ultra-fine dust.
Unit of measure
μg/㎥
(WHO
Guideline)
ultra-fine dust
fine dust
Good
0~15
0~30
Moderate
16~25
31~50
Poor
26~35
51~70
Unhealthy
36~
71~
0.000 ~
0.220
VOC
0.221 ~
0.660
0.661 ~
2.200
2.201 ~
10.000
ppm (mg/㎥)
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