Car Air Purifier,Ionizer, Air Cleaner, Ionic air Purifier, Odor Eliminator removes Cigarettes Smoke, Smell and Bad Odor Simply plug it into the cigarette lighter and the ionizer will immediately begin to purify the air. (USB Car Charger included) Improves the air quality and removes unwanted smoke, odors, pollen,air propulsion, dust and more. Can help with: Allergic Bronchitis Allergic Sinusitis, Obstructive Pulmonary Disease, Chronic Respiratory Tract Allergies! and Asthma. Generates 3,800,000pcs/cm3 Negative Ion Product Certifications: CE (European conformity marking that indicates that the product it is affixed to complies with all relevant Europeanhealth safety and environmental protection legislation requirements),FCC (Federal Communications Commission), RoHS (Restriction of Hazardous Substances) Comes with a sticky pad that allows you to easily adhere the purifier to dash board. Reusable and does not leave residues.