The GuardianAir Essential Oil Diffuser features and design make this a favorite choice among nations leading retailers. Becoming our best-seller based on price, appearance, and variable misting strength. A leader among all essential oil diffusers with above standard performance. Pulsating and rotating light effects add to the overall attraction. Besides its use in aromatherapy, it's also a fantastic humidifier - serving dual purposes. Use the Guardian Air diffuser to improve your space's air and atmosphere quality. Protect your family from allergens, dust, and other microorganisms found in the air. The GuardianAir is a powerful mister that can provide a home spa experience when paired with your favorite essential oils. Also a great gift idea - so, get one for yourself and another for a family member or friend. Up to 20 Hours of Continuous Mist Large Room Size 400mL Water Capacity Light mode, rotating colors Automatic safety shut off Includes cETLus certified AC adapter Product Dimensions 7.32x7.32x7.56 in