Relax and rejuvenate with this Ultrasonic Aroma Diffuser/Humidifier. Instantly create a relaxing and aromatherapeutic environment by adding a few drops of your favorite essential oil. Under this richly enhanced effect of aromatherapy your nerves will be eased mind will be calmed and skin moisturized.Features Aroma Diffuser Humidifier LED Mood Light 100 ml Tank Capacity - Operates up to 3-4 hours continuously. Auto Shut-Off - Unit automatically shuts off when water runs out. Up to 250 sq .ft. Coverage Easy-Change Ceramic DiscSpecification Input voltage - DC 24 V / 0.5 A Power - 12 W Uses universal adapter - 100-240 V / 50-60 Hz Water tank capacity - 100 ml Material - Glass dome &bamboo base Item Weight - 1.9 lbs. Dimension - 6.5 Diameter x 5.1 H in. - SKU: SUPN441