Highly Efficient Refresh the air 5 times per hour in a room as large as 161 ft2, or 2 times per hour in a 405 ft2 room. 3-Stage Filtration Built by pre-filter, H13 True HEPA...

3-Stage Filtration System Pre filter, H13 True HEPA filter and activated carbon filter will capture 99,97% of air pollutants, such as dust, pollen, mite, smoke, pet dander, odor, bacteria, virus, VOCs, etc. Effective Purification With...