100% OZONE FREE: Unlike some other brands, Levoit air purifiers are always 100% ozone-free, never using the UV-C light and anion purification methods that cause harm to children and people with asthma

40% HIGHER EFFICIENCY: With its 360° filter design and cyclone technology, this air purifier takes in air from all sides and filtering up to 40% more air per hour and purifying 40% faster than other air purifiers

DESIGNED FOR LARGE ROOM: This air purifier covers an area of up to 538 ft²/50 m², making it perfect for large rooms and offices. It filters smoke, odors, mold spores, pollen, dust and removes 99. 97% of airborne particles as small as 0. 3 microns

AUTO MODE: With a cutting edge, intelligent sensor, the air purifier can automatically adjust between 3 fan speed settings in response to real-time air quality readings

QUIET AS RUSTLING LEAVES: Filter the air with a noise level of 25 dB for a restful and soothing indoor environment, helping you sleep deeply

LED DISPLAY OFF FUNCTION: Unlike other air purifiers, this air purifier's specially designed LED display can be turned off so it won't keep you awake at night

1-12 HOUR TIMER FUNCTION: Other than 3 timer options of other air purifiers, the 1-12 hour timer range gives you the flexibility to choose exactly how long you want the purifier to operate at any given time and save energy in the process

FULLY CERTIFIED: CARB certified, FCC certified, and ETL listed. Note: Please remove the plastic bag from the HEPA filter and charcoal filter before running the air purifier. The filter is available for purchase (Search for LV-H133-RF)