4.5Filter
1. filter life:
When the light is in white, it means that the life of the filter is
sufficient; when the light is in yellow, it means that the life of the
filter is less than 5%; When the light is in red, it means that the
filter life is exhausted, please replace the filter as soon as possible
2. To reset the filter life:
Press and hold for 3S, "
", you will hear a 'ding' to reset.
4.6 AQI indicator
1. By reading the values of the dust sensor and VOC sensor, the
current air quality is determined, and the current air quality is
displayed through three-color LED lights.
When the light color is in white, it means the air quality is excellent;
When the light color is in yellow, it means the air quality is medium;
When the light color is in red, the air quality is poor.
Note:
AQI is an indicator light without actual function
The AQI standard adopts the US EPA recommended value
4.7 Lock button
1. To enable panel lock:
Press and hold the
“ ”
key, you will hear a
“
ding
”
to turn
on (when the panel is locked, touch any key, " " key flashes
twice);
2 To turn off panel lock:
Long press
“
”
, you will hear a 'ding' to turn it off.
