3Q ESP IONIC AIR PURIFIER with UV GERMICIDAL LAMP and NEGATIVE ION Pre-filter catches large particles and pollutants. ESP (ElectroStatic Precipitator) filter captures airborne pollutants like pollen, smoke, dust, pet dander or any particles as small as 0.1 micron. The filter never need to be replaced. And with the pre-filter, you don't need to clean it frequently. Releases high-density negative ions (negative ions 6 million/cm3) to purify the surrounding air-- Negative Ions eliminate airborne contaminates such as dust, pollen, mold, smoke, pet dander, and bacteria, germs, allergens. A pair of super quite fans with three-speed control prompts a large airflow without destructive noise. No costly filter to replace. The Charcoal filter is washable and the steel collection cartridge can be removed simply and wiped clean with a damp cloth. Innovative design combines an air purifier with a soothing night light. Note: It equips with a pre-filter, you don't need to clean the steel collection plates frequently. Efficient eliminate airborne contaminates such as dust, pollen, mold, smoke, pet dander, and bacteria, germs, allergens. The Charcoal filter works firstly as a pre-filter to capturelargeparticles, pollutants and removeodor. Powerful UV-C germicidal lamp destroy toxic chemicals, eliminate odors, and kill harmful airborne bacteria and viruses, and helps create a healthier environment. Electro Static Precipitation (ESP) captures airborne allergens like pollen, smoke, dust, pet dander or any particles as small as 0.01 micron. Negative ionizer generates millions of negatives ions to the flow of clean air. Easy maintenance,No costly filter to replace. The Charcoal filter is washable and the steel collection cartridge can be removed simply and wiped clean with a damp cloth. Whisper quiet operation.A pair of super quiet fans with three-speed control prompts a large airflow without distractive noise. Ultra-low energy use: low mode 7.5W / high mode 12W. Nice blue night chip. Compact sizebut powerful - 17&#034; tall - you can put it anywhere in your room or office.