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