5
II-3.
LED Indicator
II-4.
LED Status
NOTE: All LEDs blinking when the device is on.
II-5.
Color and Status
Color
PM2.5 Range
Recommend Action
Green
0 ~ 15
N/A
Yellow
16 ~ 35
N/A
Orange
36 ~ 54
Wearing a facemask to lessen
air-pollution exposure.
Red
55 ~ 150
Everyone should limit outdoor exertion.
Purple
151 ~ 250
Everyone should avoid prolonged
strenuous exercise.
Reddish
>250
Everyone should avoid all outdoor
exertion and stay inside.
Color
Status
Description
White
Flash
Resetting to factory default.
Red
Flash
Wi-Fi is not connected.
Blue
Flash
Signal board is not connected to the airbox.
Color LED Indicator (PM2.5)
Air Quality Level Color
Indicator (PM2.5)
Current PM2.5
Current Temperature
Current Humidity
Recommend Action
