The Stone Diffuser scents your home naturally and looks beautiful while doing it. With a matte ceramic cover and sculptural silhouette, it doubles as a piece of decor.
Details: Lifetime Warranty Ultrasonic: 2.5 vibrations/second. 4-hour and 8-hour settings. 500 sq.-ft. diffusing capacity Automatically turns off when time is up or when water runs out. Matte ceramic cover BPA-free plastic reservoir
