Real Bamboo Essential Oil Diffuser Featuring Waterless Auto Shut-off and Night Light Display by Cuisine Savvy Made from real bamboo and designed to suit any kitchen or living space. Internal parts are BPA-Free. Add your favorite essential oils to keep your home fresh and free of unwanted odors. Help alleviate your cold, flue or allergy symptoms. The unit operates quietly with its ultrasonic atomizer to gently vaporize fragrant water without heat. 4 power misting modes: Continual - 7s Intermittent - 1 Hour ON - 2 Hours ON. 7 mood changing LED with 2 modes: Constant or variable. Can also be used as a nightlight.