7
AIR QUALITY INDICATOR
The purier uses inbuilt AutoSenseAI technology which detects tiny changes in
surrounding air quality� It then adjusts the light colours to indicate the most current
status of the air purity�
Light Colour BLUE GREEN ORANGE RED
Air Quality Excellent Good Moderate Poor
AUTO MODE
In AUTO mode, the fan speed automatically adjusts according to the air quality
sensed in the room�
SLEEP MODE
In SLEEP Mode, the purier operates quietly, and at a lower speed� Lights are
switched o�
FILTER CHANGE INDICATOR
The FILTER CHANGE INDICATOR will ash when the lter needs replacement�
Once a new lter is installed, the lter counter should be reset by tapping on and
holding (long press) both “TIMER”
and “SPEED” simultaneously for 5 seconds
to reset the lter�
AUTO OFF TIMER
Choose a preset time and start the count down to zero� This is when the SO-255WUI
Air Purier will go into standby mode�
CHILD LOCK
Turn on CHILD LOCK mode to stop unintentional change of functions by screen
touch�
MEMORY FUNCTION
The SO-255WUI Air Purier will remember your last settings (except timer) when
turned o and resume these settings when it is switched back on�