Obsidian Essential Oil DiffuserA vase like shape and marbled black and white swirls highlight the gentle movement of mist when the Obsidian Medium Diffuser is in use. Use to diffuse a refreshing mist of water and essential oils for aromatherapy benefits and natural fragrance that can enhance your mood. Features two mist modes for up to 8 hours of use, 8 LED colours, an auto shut off feature, and 100 ml capacity. Includes diffuser, glass sleeve, measuring cup, and electrical cord.