NOW Foods Ultrasonic Faux Wood Grain Oil Diffuser is an elegant, room-filling essential oil diffuser that uses ultrasonic vibration to disperse a fine mist of water and essential oils into the air — preserving the full therapeutic integrity of essential oils without heat that can degrade delicate aromatic compounds. The faux wood grain finish adds natural warmth to any room aesthetic, making it as attractive as it is functional. This diffuser offers multiple mist settings and color-changing LED light options for creating your ideal ambient atmosphere. Safe for use with all NOW Foods and other pure essential oils. Covers a typical medium-sized room effectively and operates quietly for undisturbed sleep, meditation, or work. An essential companion for getting the most from your essential oil collection.