Choose between 8 LED Light colors for a single-color glow or allow light to effortlessly rotate between all colors. Features 2 mist settings. Intermittent, which lasts for 8 hours, and Continual, which lasts for 4 hours. Both automatically shut off when the water tank is empty. The tank holds 100 mL of liquid. Includes diffuser, designed sleeve, measuring cup and 5 Ft. electrical cord. Recommended use with our 100% pure, therapeutic grade essential oil singles and blends or our all-natural Airome Scents blends.