Winix Air Purifier WINIX A231 Air Purifier ColorWhite/Charcoal GrayBrandWinixProduct Dimensions9.5"D x 9.5"W x 14.6"HFloor Area230 Square FeetSpecification MetEnergy Star Certified, AHAM Certified, ETL Certified, CARB Certified Power Source Corded Electric Item Weight 7.1 Pounds Control Method Touch Filter Type HEPA used and probably needs a Filter change and a little dusting but in great working condition About this item 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) 𝐖𝐢𝐧𝐢𝐱 𝐓𝐫𝐮𝐞 𝐇𝐄𝐏𝐀: Captures 99.97%* of airborne allergens including pollen, dust, smoke, and pet dander, as small as 0.03 microns 𝐅𝐢𝐧𝐞 𝐌𝐞𝐬𝐡 𝐏𝐫𝐞-𝐅𝐢𝐥𝐭𝐞𝐫: The first line of defense against the largest airborne particles found indoors 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 𝐓𝐞𝐜𝐡𝐧𝐨𝐥𝐨𝐠𝐲𝐒𝐦𝐚𝐫𝐭 𝐒𝐞𝐧𝐬𝐨𝐫𝐬 + 𝐀𝐮𝐭𝐨 𝐌𝐨𝐝𝐞: Built-in air quality sensor measures and adjusts fan speed in real-time 𝐔𝐥𝐭𝐫𝐚-𝐐𝐮𝐢𝐞𝐭: Nearly silent on slowest speed 𝐋𝐢𝐠𝐡𝐭 𝐀𝐮𝐭𝐨𝐦𝐚𝐭𝐞𝐝 𝐒𝐥𝐞𝐞𝐩 𝐌𝐨𝐝𝐞:Unit automatically activates its quiet, energy-efficient Sleep Mode when room is darkened and returns to Auto Mode i