What is the car air purifier used for? 

First of all, you have to understand the role of the car purifier, the car purifier is dedicated to purifying the air odor in the car, toxic and harmful gases, bacteria and viruses and other car air pollution. So we can buy car air purifiers from its purification technology, function, price, flexibility of use, air volume, and mute.  

The purchase of car purifier should pay attention to the choice of filter! 

Purification technology is mainly this filter material. The first is the HEPA filter, which is a high-efficiency air filter that provides excellent filtration for this 0.1 micron to 0.3 micron respirable particulate with a filtration rate of 99.998%. There is also this negative oxygen filtration system, which can reduce the active oxygen generated from pollutants, nitrogen oxides, cigarettes, etc. from the atmosphere, and reduce the harmful effects of excessive active oxygen on the human body.