AHAM verifide at 230 sq. ft.: also cleans rooms up to 1，110 sq. ft. in 1 hour (555 sq. ft. in 30 minutes， 370 sq. ft. in 20 minutes， 278 sq. ft. in 15 minutes)
Fine mesh pre-filter: the first line of defense against the largest airborne particles found indoors
True hepa filter: winix true hepa captures 99.97% x of airborne allergens including pollen， dust， smoke， pet dander， and other ultrafine particles as small as 0.3 microns
Activated carbon filter: reduces vocs and household odors from cooking， pets， and smoke， it is designed to catch airborne particles found indoors， which also helps prolong the true hepa filter life
Plasmawave air cleaning technology
Smart sensor + auto mode: built-in air quality sensor measures and adjusts fan speed in real-time
Air quality indicator: visual indicator displays real-time air quality in the room with led ights
Ultra-quiet: nearly silent on its slowest speed
Sleep mode: activate the quiet， energy-efficient sleep mode for a good night's sleep
Filter replacement indicator: when the filters need to be replaced， the filter replacement indicator led will illuminate
Energy Star
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