What is an air purifier?

Air purifier is an electrical product used to purify indoor air. It exchanges with the air through the internal filtration system, removes pollutants such as dust, pollen, bacteria, viruses and harmful gases in the air, reduces the concentration of harmful substances in the air, purifies the air and ensures the quality and health of indoor air.

The filtration system of air purifier usually consists of three parts: pre-filter, high efficiency filter and activated carbon filter. The front screen mainly filters out large particles, such as hair and dust; The high efficiency filter can capture fine particles as small as 0.3 micron, such as pollen, virus, bacteria and so on. Activated carbon filter can absorb peculiar smell and harmful gases, such as formaldehyde and benzene.

In addition to the basic filter screen system, there are some other functions and technologies in the air purifier on the market, such as multi-stage purification system, ionization technology, negative ion generator and so on. At the same time, some air purifiers also have intelligent control function, which can monitor indoor air quality at any time, and provide real-time feedback and control through APP or voice assistant, which is convenient for users to adjust at any time.

Air purifiers are used in homes, offices, hospitals, schools, hotels and other places. Its main function is to purify indoor air and protect people's health.