Key Specs &main Features: Traps particle like dust, pollen, smoke and etc. Eliminates bacteria, Viruses and mold, good for H1N1 flu protection Reduces poisonous gases and odor Keeps air clean and fresh every time even parking or at night Supplies more than 3 x 106 negative-ions/cc TECHNICAL SPECIFICATIONS: Rated Voltage: DC12V to DC14.5V Rated Power: 8W (max) Negative Ion: >3,000,000 ions/cc Ozone:<=0.05ppm Airflow: 20 m3/h in high speed Weight: 1.20 kgs (Without battery) Dimension: 190(L) x 127(W) x 62 (H) mm Application Area: 8 to15 square meters