Envion 90AP200AP01&nbsp;&nbsp; &nbsp;&nbsp;&nbsp; Allergy Pro 200 True HEPA Air Purifier ALLERGY PRO&trade; TRUE HEPA FILTER captures 99.97% of pollen, dust, pet dander, mold and smoke down to 0.3 microns REMOVES mold, smoke, germs, bacteria, viruses, common allergens, pet dander &amp; odor from the air in your home CLEANS the air in medium to large size (about 350 square feet) rooms up to 3x in one hour CADR Rating: 197/156/137 FEATURES a timer and digital display