Raise your spirits with the HoMedics Ellia Rise ultrasonic diffuser. It gently lifts the scent of your favorite essential oil into the air and plays calming sounds to transform the mood of your space. It offers up to 7 hours of continuous and 14 hours of intermittent use, has a color-changing light, and includes a sample of oils. | HoMedics Ellia Rise Ultrasonic Aroma Diffuser - Blue/Brown