Safiaz Wood Grain Aroma Essential Oil Diffuser with Color Changing Lights, 300 ml Stylish wood grain exterior brings a nice natural look to the Ultrasonic diffuser. Lift your mood and relieve stress. Improve air quality and prevents damage from second hand smoke. 7 colorful LED lights, to match your mood or dcor of the rooms. Max content: 300ml runs quietly and can also be set to 4 Timer Settings ( 60mins/180mins/360mins/on) comfortable air to Home, Office, Spa, Yoga ,Bedroom, hotel rooms and even workplace cubicles.