Car aroma diffuser improves the air quality in the car and provides a pleasant driving experience by releasing aromas into the air inside the car through heating or diffusion technology.home fragrance diffuser Vehicle-mounted smart aromatherapy has evolved from traditional vehicle-mounted aromatherapy to interactive functions such as voice interaction, gesture interaction, hidden smart air outlets, and intelligent fragrance recognition, creating a smart and convenient cockpit atmosphere for people.diffusers for essential oils The car aromatherapy product market is a growing market. With the improvement of people's living standards and the increasing popularity of cars, people have higher and higher requirements for the comfort and quality of the car's internal environment. Therefore, the market size of car aromatherapy products is also expanding. The pre-installation market is that which is installed on the car before it leaves the factory. According to the current configuration rate of aromatherapy devices in cars, a total of 4.5656 million cars worldwide will need to be equipped with aromatherapy products in 2022.aromatech diffuser