The Rainstone Diffuser has a robust feature set, including continuous ultrasonic diffusion at 1.7 million waves per second; settings for one, two, three, six, and eight hours with automatic shutoff; five soft LED light settings (blue, yellow, purple, alternating each color, and off); a negative ionizer; and a remote control. The Rainstone’s elegant design and handcrafted artistry make it an exquisite piece of art to complement any decor and transform any space into an inviting, aroma-filled atmosphere.