Coway Airmega Aim 2-in-1 Oscillating Fan & True HEPA Air Purifier[Coverage] Designed to clean spaces up to 246 sq. ft. in 30 minutes[3-stage Filtration System] Combination of a pre-filter, deodorization filter, and True HEPA Filter reduces 99.999% of 0.01-micron particles, including pollen and other allergens. It also reduces 99% of volatile organic compounds and odor[360 Air Purification] Robust protection from airborne contaminants with 360 air intake pulling air from every direction, maximizing purification capacity[2-in-1 Solution] Airmega Aim combines air purifier with fan, delivering clean and fresh air wherever you go[Remote Access] Remote to control the unit up to 11 feet away[Auto Mode] With its Auto Mode feature, the Airmega Aim automatically adapts to its surroundings by adjusting fan speeds based on the rooms air quality. That means your unit in energy efficient without compromising effectiveness[Filter Alerts] The air filter indicator tells you when the filters need to be replaced and the prefilters need to be cleaned for maximum efficiency, based on how much air they have processed[Timer] Schedule the unit to purify for 1 to 24 hours of use and conserve energy[Warranty] 3-year Limited Manufacturers Warranty