This quiet essential oil diffuser is perfect for creating a calm atmosphere in the bedroom or home. Its ultrasonic cold mist technology gently hydrates the air while dispersing the soothing scent of your favorite essential oil. The 200 ml reservoir allows continuous operation for up to 6 hours, automatically shuts down in case of water shortage, and then needs to be refilled. Featuring 7 LED color changing lights, you can set your mood to choose warm white, soft blue or other shades. With an intelligent recognition that automatically shuts down in a state of dehydration, it offers a relaxing spa-like experience without having to worry about it running all night. Its compact size and USB Type-c power interface make it easy to use anywhere in the home to connect a variety of USB power devices for power work or to take with you when traveling. Breathe easy knowing that this diffuser operates quietly and safely around small children and automatically closes if tipped over. Discover the healing benefits of aromatherapy by adding a few drops of your chosen essential oil.