With a vase-like shape, this essential oil diffuser from RC Willey features marbled black and white swirls that highlight the gentle movement of mist with this Obsidian diffuser. Use it to diffuse a refreshing mist of water and essential oils in your home or office for aromatherapy benefits and natural fragrance that can enhance your mood. Diffuse 100% pure, therapeutic-grade essential oils (sold separately) or All-Natural Odor Eliminators from our expanding Airom line. Add up to 5 drops of essential oils per 100 ml of water, replace the decorative sleeve, switch the diffuser on, and enjoy a spa-like aromatherapy experience in your own home. Essential oils are sold separately. 100 ml capacity Auto shut-off feature 8 LED colors Two mist modes for up to 8 hours of use Includes: diffuser, ceramic sleeve, measuring cup, and electrical cord