Winten in Car Air Freshener and Ionic Air Purifier - WT-CAP01-GA - Color Gray 4.8 million anion release in large quantities. Disassemble the smoke and pollen of tobacco in the power of ion! Airborne bacteria 99% exclusion! Easy installation of just plug into the cigarette lighter! During operation the blue LED will light up. Air purification so do the removal of smoke and dust for those of smokers is recommended commodity. House to use the air conditioning