Enjoy aromatherapy wherever you are - from desk to dining room - with this perfectly portable USB Essential Oil Diffuser. Featuring a convenient USB power function, this Ultrasonic Diffuser is powerful enough to infuse surrounds with the blissful scents of nature. Gentle, non-heat ultrasonic technology widely preserves the natural integrity and benefits of your essential oils for up to 6 hours, while an automatic power off function supports complete peace of mind.