The Clorox smart large room air purifier connects to your Alexa smart speaker for hands-free voice control and to the Alexa app to let you control it from anywhere. It captures 99.97% of allergens and particulates and 99.9% of viruses and bacteria so you can breathe easier. The 3 stage 360 degree filter delivers 360 degree air purification by capturing particulates in 3 filters- a pre-filter, true high efficiency particulate air (Hepa) filter and active carbon filter. You'll always know your current air quality because the PM2.5 digital display and color-coded light provide real-time feedback. To keep your air clean around the clock, select the auto mode and walk away - it automatically adjusts to the ideal fan speed in response to changes in your air quality. The Clorox smart large room air purifier is clean air delivery rate (Cadr)-rated for excellent air purification that you can count on, with a 206 cubic feet per minute (CFM) for smoke, a 219 CFM for dust and a 232 cubic feet per minute (CFM) for pollen. Energy star certified. Includes 1 Clorox filter that lasts 6-12 months.