Mini and Practical: This car diffuser, exquisite, mini and cute appearance, designed as a perfect ornament for any decoration. Featuring a compact and portable design, the diffuser's cap is easy to remove, so you can easily remove the cap. Lightweight and compact: This car aromatherapy machine, as the size of a coke can, is very lightweight (0.33lbs) and portable, but with a large capacity of 100ml, powerful atomization ability and thick mist, it is easy to carry around, providing humidification and fragrance. SAFE & USB-C DESIGN: This mini car diffuser has 2 spray modes: 4 hours continuous spray, or 6-8 hours intermittent spray; or use it as a night light (press and hold the button for 2 seconds to turn on or off colored lights). It will automatically shut off when there is no water. The USB-C power supply is more versatile, connecting to a laptop or PC , or simply a plug socket. Please note that adapters are not included in the package. Quiet and Undisturbed: This mini humidifier diffuser can be used as a diffuser, essential oil diffuser, vaporizer, mini humidifier or even a night light, perfect for living room, bedroom, conference room, baby room, spa room, yoga Room, etc. Ultrasonic technology diffuses an ultra-fine, smooth, and even aromatherapy spray to ensure a fresh and moist environment.