The Shark Air Purifier 3 in1 Max with True HEPA sets up quickly and easily and captures harmful micro pollutants other purifiers leave behind. This purifier is very quiet and its design is very sleek. It automatically analyzes the air quality and senses pollutants and auto adjusts when needed. There is a oscillating fan that has a heating element when 
needed. This purifier is a required tool to keep the air in your home clean and pure.