Product Name: Car Air PurifiersModel Number: ADA747Place of Origin: ChinaFeature: Negative ion or ozone function for your option Purify the air and clear out dusts and smoke in the car Plug directly into cigarette lighter socket in the car Kill bacteria and remove odor Help dispel fatigue, make driving more comfortable and energetic Negative ion: >= 1,500,000 ions/cc Ozone: less than 0.05 ppm Voltage: 12V DC Rated power: 1W Dimensions: 128 x 62 x 45mm