The 4 in 1 Air Purifier is perfect for allergy sufferers. The HEPA filter captures 99.97% of allergens including pet dander, dust mites and pollen. More than just a filter, the UV C light helps to kills germs, while the charcoal filter captures odors. Standing 22 inches tall, it is lightweight and ideal to use in rooms up to 153 sq feet. The easy to use smart app that allows you to monitor the air quality in your home from EVERYWHERE This Smart Air Purifier is Voice Control Capable with an Alexa™ Skill or with your Google Assistant It includes SmartAQM™, an Air Quality Monitor that detects the amount of particles in the air and automatically adjusts the speed to optimize room air quality when in auto mode. The Guardian Technologies App will tell you when you need to replace your filter or bulb and will also keep you updated on the allergy conditions in your area Choose from 5 speeds, including a low speed that runs ultra quiet and is energy efficient. The Elite Collection provides both form and function to provide a superior air cleaning system. The simple, stylish design looks great in any home environment.