Freshen your home with the Levoit Core 200S-P Smart Air Purifier. 3-stage filtration removes at least 99.97% of airborne particles down to 0.3 microns and prevents dust and odors from contaminating your space. With the VeSync app, you can program timers, set schedules, monitor filter life, control settings, and connect to third-party voice assistants. The air purifier cleans the air in rooms up to 675 sq ft (1 ACH) and is very efficient in rooms 140 sq ft (4.84 ACH) in size. With noise levels as low as 24dB, you can have peace of mind in a fresh, quiet home.