Switch on or off Set the sensitivity of the air quality sensor Plug the purifier into the power supply. » All lights go on twice and you hear a People with certain health problems (for example: beep. Then, the lights go out again. allergies or asthma) have a greater need for healthy air.
Press the button to adjust the Press the button once or more times sensitivity level of the air quality sensor. to select the desired fan speed ( , or » One of the lights ( , , or ) goes on to show the set sensitivity level of the air quality sensor.
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