Magicfly Solar Filter Ion Anionic Air Purifier / Aromatherapy with Nanocoated Plates Sterilisation / a Multiple Filtration System--perfect for Car, Home, Office Efficient nano-coated plates sterilization, multiple filtration system; The double anion purification, 24 hours 99% of the bacteria removal rate, the removal rate of 98% formaldehyde, 24 hours; Aromatherapy can be added, and fragrant balls; Fan adopt imported movement from Germany,35db extreme low noise; U.S. ST master chip,Japanese OMRON automotive vibration sensors.