Relax, revive and rejuvenate with the natural benefits of aromatherapy. Add a few drops of water-soluble essential oil and choose from two mist intensity options. Set the diffuser to high mist for 4 hours, or low mist for 8 hours. The diffuser automatically shuts off at the end of the misting cycle or when the water level is empty. You can also use the diffuser as a soothing night light to set the perfect mood for relaxation. Choose from preset colors of red, blue, purple, green, yellow, cyan, and white or go full color spectrum. For your convenience, the diffuser can be powered by USB connection or AC/DC output operations. It is designed with versatility for your benefit. There are no chemicals, antibiotics or other potentially harmful elements in these natural oils. Features: Colored light: color cycle, red, blue, purple, green, yellow, cyan, white. Touch control: light, mist. Lighting modes: cycle colors, solid color. Water capacity: 100ml. Consumption: high mist 4W, low mist 2.5W.