Disney Aroma Diffuser & Wireless Speaker The Ultrasonic Diffuser & Wireless Speaker turns your space into a marvelous sanctuary with enchanting sounds, a classic Disney character design, and powerful, all-natural ultrasonic diffusion of your favorite aromas. Choose your favorite essential oils to add and create a calming effect before bedtime. A fine mist diffuses the oils into the air for 7-8 hours and the diffuser has an 100ML Capacity – perfect for overnight! You can pair your favorite smart device with the press of a button and stream audio wirelessly through Bluetooth. When the diffuser is not needed, Minnie can just be used as a Bluetooth speaker!