Air purifier with multi-stages cleanings: washable electrostatic precipitator(ESP), carbon filter, UV, optional photo catalyst TiO2 and negative ion Electro static precipitator (ESP) captures airborne pollutants like pollen, smoke, dust, pet dander or any particles as small as 0.01 micron Charcoal filtereliminateschemicals such as formaldehyde, H2S, NH3 efficiently, and removes gases, odors and cigarette smoke Powerful UV germicidal lamp destroys micro-organisms, such as germs, viruses, fungi (such as mold) and bacteria, preventing them from reproducing and recirculating through the room. UV irradiation intensity: 4,200μW/cm2 (10mm distance) Optional TiO2 photo catalyst filter effectively reduces chemicals, bacteria and odors. Optional negative ion with output 3 million/cc to to neutralize floating pollutants throughout the room, highly effective against dust, bacteria, etc. Thousands of millions negative ions make your feel like in a forest of fresh air Economic: power consumption is 12W Quiet: <30dB, can be used in bedroom Suitable for 24*7 hours continuous working Simple manual switch beautiful blue night light Unit size: (L) 200 x (W) 160 x (H) 420mm Unit net weight: 2kg Loading quantity: 40-feet HFCL container: 3,900 units 40-feet FCL container: 3,450 units 20-feet FCL container: 1,656 units