It is suitable in all 12V car power the mini Air Purifier insertion the portfire the blue lamp bright denote enter the work estate. This Air Cleaner produces the ozone and anion can rapidly eliminate the car insides' soot peculiar smell and have force sterilization the purification air give you the Purifier Air make the car as like bathes in the forest. - Produces ozone and anion which can rapidly eliminate the car inside soot peculiar smell and sterilize purify air. - The anion is called "in the air of Vitamin" is beneficial to the health of human beings - Suitable for all 12V cars - Built-in car cigarette lighter plug and play - Mini compact and stylish - Ozone Concentration: 3mg/h - Anion Concentration: >= 60 million/cc - Operating Current: