Homedics AR-NC01 Brethe Air Cleaner with Nano Coil Technology Removes 99% of airborne contaminants like allergens, smoke, pollen, dust and germs Weighs 50% less than comparable HEPA towers; Uses only 25 watts of power - 50% less than comparable HEPA towers 120 CADR; Triple filtration and elimination process; Reduces airborne viruses and bacteria Cleanable, replaceable filter lasts up to 18 months LED backlit control panel; Remote control included