Serene House’s Flare Ultrasonic Aromatherapy Diffuser with its amber glass cover, designed by Cozzolino Studios, is a great counterbalance for the stress of a fast-paced world. The Flare diffuser runs up to 4-hour continuously or up to 8-hour intermittently and has a timer for 60, 90, or 120 minutes as well Simply add water and your favorite essential oil, then turn it on to let its gentle mist and 7 rotating LED lights relax and recharge you.