A must have product to get Clean air.. Almost unused and fully functional.. Little bit of servicing and it's gud to go! *it comes with True HEPA Filter with filtration efficiency of 99.97 percent for particle size up to 0.3 microns;360 Degree Air Intake for efficient filtration *Best in class CADR of 350 m3/h;Effective Coverage Area of up to 452 Sqft *Real time air quality indicator;DIY (Do It Yourself) Filter change; One button control for easy operation;Auto mode