Essential oil diffuser. It functions as a humidifier, aroma diffuser, night-light, and white-noise machine - all in one. Child friendly and simple to use, the diffuser features multiple diffusion modes, 10 LED light options, five white-noise sounds - rain, birds, ocean waves, lullaby, or fan - exclusive Easy-Touch Talons touch-sensitive power and light operation. Runtime up to 10 hours. Used but in excellent condition.