Features:1. Fresh air and favorite aroma: By adding a few drops of your favorite essential oil, this car humidifier diffuser can freshen and clean the air, making your environment smell like you want, and you can travel long distances. Rejuvenate and reduce anxiety during travel, heavy traffic or long hours of work.2. Perfect fit for the car cup holder: It can be firmly fixed on the car cup holder, no water leaks when driving, saves space, and is very suitable for office or home desks.3. Easy operation: Add water to the car diffuser, add a few drops of oil, and then connect to the car's USB interface.4. Good home decoration and night light: This car oil diffuser is designed with a transparent shell, which is a wonderful home decoration even in the daytime. When used at night, it can be used as a night light to provide better lighting.5. Safety in use: When the amount of water in the water tank is less than a certain amount, the automobile essential oil diffuser will automatically shut down to avoid dry burning and safe use.Description:Designed with a transparent outer shell, this car oil diffuser is a wonderful home decoration even during the day. When used at night, it serves as a