... dust,Kill virus2. Eliminate odor3.Make up Active Oxygen4.Release negative ion5.CE Certificates Specification:1) Rate Voltage:DC12V2)Power: ... Noise level: < 45db8)Product size: 298*190*70 mm 9)Negative ions: 5*106pcs/cm310)Ozone Output:100mg/h11) Materials: metal and ... a various of harmful contaminations in the car:Pet odor, smoke, body odour, bad smell, mild, bacteria, bacteriophankton, pollen, dust, ...