... 4.More high negative ions. DC 12 V Cigarette Lighter Interface Car ionizer EP503B SpecificationsParametersProduct Size117*27.5*7.5 mmRated ... decompose benzene, formaldehyde, ammonia and other harmful substances;* With multi-point fiber discharge end, more prone to generate ... Simple elegant shape, lightweight body and the cigarette lighter interface, suitable for any car, easy to use.* Built-in dust ...