UV lamp can increase efficiency of eliminating bacterium under light.

Multi-layer water screen to wash out 99% dust, pollen, allergen, virus, bacteria, odor, Formaldehyde, Ammonia, Benzene, VOC and other organic pollutants, and filter out airborne particle even smaller than 0.1um in diameter.

Ionizer: Capable of generating anions in large quantities, which refreshes your surrounding air as if staying in the forest.