Generally speaking, an in-car air purifier is an air purification device specifically used to remove odors, toxic and harmful gases, and dust particle concentrations from the air inside a car. As PM2.5 receives more attention, the Luftmy editor has found that more people are choosing to close windows and turn on air purifiers while traveling. A purifier with an installed vehicle-mounted PM2.5 sensor can detect dust particle concentration in real-time. The purifier can then operate intelligently based on the concentration to purify the air, bringing fresh air to the car owner.

1. Pollution from smoke and dust caused by poor indoor air circulation, as well as suspended solids from car toys and cushions;

2. Toxic gases contained in vehicle decoration materials, mainly including benzene, formaldehyde, acetone, and xylene. The air quality inside cars is truly worrying.

According to research by relevant automotive industry institutions, by 2020, China's car ownership will reach 100 million. Over time, air purifiers with dust sensors will be installed in various vehicles. Air quality issues brought about by domestic industrial production have seriously affected public life.

In the United States, 91% of cars undergo disinfection and sterilization daily; in Japan, 96% of private cars use interior purification products daily; in China, 70% of owners use perfume to mask odors. A report from the Environmental Professional Committee of the China Association for Science and Technology points out that over 90% of in-car air quality in China exceeds safe standards, and the pollution issue is very concerning. Cases of leukemia caused by harmful substances in car air number in the thousands. This highlights the importance of vehicle air purifiers. Purifiers are not just for internal air; the outside is equally dangerous. The air purifier dust sensor is used to detect dust concentration, allowing the purifier to operate intelligently.

In addition to regular cleaning and opening windows, in-car air quality can be improved by smart air purification systems already installed in some new car models. The Luftmy editor has learned that these systems consist of an air purifier, a PM2.5 sensor, other gas sensors, and a control system. The purifier can adsorb, decompose, or convert various pollutants (dust, smoke, formaldehyde, etc.) to improve in-car air quality. The PM2.5 dust/air purification sensor monitors concentration, allowing the control system to intelligently adjust the purifier to filter dust and maintain air quality.