Describe 1. Pure natural formula: Use pure natural plant extracts, no added chemical ingredients, safe and non toxic. 2. Long-lasting fragrance: Each bottle of 10ml of supplement liquid can continuously emit fragrance for more than one month, and lasting fragrance. 3. A variety of fragrances are available: There are a variety of fragrances to choose from to meet different preferences. 4. Convenient and easy to use: specially designed for car aromatherapy, simple and convenient to use, allowing you to get a comfortable aroma experience during driving. 5. Precise control: The capacity of the supplement liquid is small, and the fragrance can be controlled freely according to personal preferences, making your driving more comfortable. Package includes: 1*Aromatherapy refill