The desktop Air Purifier with HEPA Filter is perfect for any small size room. The HEPA filter captures 99.97% of dust and allergens as small as 0.1 microns in size such as household dust, pet dander, mold spores, and plant pollens! This compact air purifier circulates the air 1x per hour in 338 square foot rooms and 4.8x per hour in 78 sq. ft rooms, ensuring thorough purification.The carbon layer helps reduce odors created from smoking, cooking, pets, and more. The UV-C light helps reduce airborne bacteria, viruses, mold spores* and works to reduce volatile organic compounds. It is equipped with 3 speed settings.*Tested with Staphylococcus Albus, and Escherichia Coli, Aspergillus Niger, and Phi-X174.