Quiet Air Purifier for Smoking Room, Apartment Room Air Filter

Quieter for undisturbed sleepAir filter apartment Low speed with the noise level for undisturbed sleep and rest. Air purifier mold In this mode, the air purifier works with a low noise level of 10 dB and is therefore even quieter than a whisper, creating a quiet and comfortable environment for sleeping, working or exercising at home. 3 modes speed &amp strong cleaningHepa air purifier 3 fan speeds (low, medium, high, ) are conveniently adjusted according to your different requirements and air quality in the house. If you want to change the air quickly or use it in a new house, a room that has not been used for a long time, you can choose the strong speed mode for daily use you can set the normal speed mode if you want a quiet environment, you can choose the low mode.