For BMW G series new 5/6/7 series x3x4x5X6x7 and other available original fragrance negative ion systems, fragrance

The BMW’s negative ion fragrance function is a factory provided system for fresh and purified air inside the car, which combines fragrance release and negative ion purification to enhance driving comfort and air quality.
Core functional features
Fragrance system:
We offer two fragrances to choose from: light aroma and strong aroma. Some models support intensity adjustment in grades 1-3.
The fragrance is evenly spread through a micro pump and non-woven fragrance core, without taking up space (usually installed near the glove box).
The fragrance can last for several months and requires regular replacement of the fragrance core.
Negative ion purification:
Using negative ion ionization technology, effectively remove PM2.5, bacteria, and odors (such as smoke and mold).
It has a bactericidal effect on air and surface microorganisms, improving the microenvironment inside the car