PRODUCT UPDATE:
Update as of 17 SEP 2024
Air Quality Display (PM2.5 Level):
The display shows a 1 or 2-digit number above the power button, representing the air quality or particulate matter (PM) level. (eg: “0” = indicates excellent air quality)
Fan Speed Adjustment:
To change the fan speed, touch and glide over the speed dots.
The numbers 1 to 9 will appear, indicating the selected speed.
Timer (00:00(sad) Shows the current timer setting. (more information about timer setup on the manual)
In summary, the numeric indicators above the power button could represent fan speed, timer settings, or air quality depending on the current function in use.