Product Features:Dramatically removes poisonous gases， cigarette smoke odor & allergensHelps clean the air within your car and make it smell fresh Elimination of the smell in carInhibit bacteria growthPrevent the spread of the virusLED light indicator， Plug and playExperience forest shower while driving in the purified air Universal for DC 12V cars， autos and SUVs Material: Aluminum-magnesium metal + Engineering plasticWorking Voltage: 12V (Not suitable for Dc 24V cars)Ozone Concentration: 3mg/hAnion density : >=0.6million/ CM3Working Current: <0.03ppmSoundless design， sterilization functionDramatically removes poisonous gases， cigarette smoke odor & peculiar smellGenerates millions of negative ions per secondPrevent from second contaminated， environmental and safetyProduct Package Included:1 x High Quality Car Fresh Air Ionic Purifier