Levoit LV400CH, Manual

Operation

1.  Plug the unit in an electrical outlet.

2.  Press the power button once to set the 

humidifier to the low mist setting. The 

power button will light up blue.

3.  Press the power button again to set the 

unit to the high mist setting. The power 

button will light up purple. 

NOTE: While the humidifier is operating, 

the power button light will automatically 

turn off after 30 seconds of inactivity. To 

check or change the current mist setting, 

simply press the power button again.

4.  (Optional) Press and hold the power 

button for 2 seconds to turn on or turn 

off the built-in night-light.

5.  Press the power button once more to 

turn off the humidifier. 

6.  When the water level is low, the power 

button will light up red and the unit will 

automatically turn off. 

7.  Unplug the humidifier and refill the 

water tank as mentioned in the Set-up 

section.

NOTE:

•  The nozzle can rotate 360° to diffuse 

mist in any direction. 

•  The night-light will remain on if the 

humidifier shuts off due to low water 

level.

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