The humidifier quietly disperses a fine cool mist into the air providing relief from the dry air. This top-fill humidifier has an optional aromatherapy tray so a few drops of essential oil can be added to create a relaxing atmosphere. The humidifier is equipped with double lovely bunny-ear-shape Atomization Outlets and a variable mist control rotary switch. A low water indicator light lets you know when it s time to refill the water tank. Carro humidifier creates a better home environment for those suffering from colds allergies and dry skin. Features: This 3L/0.8 gal humidifier provides long-lasting mist for 13.5 hours in the bedroom and office. So you can breathe easier and keep your skin hydrated all the time and have different levels of mist for your choice. The humidifier operates silently providing sufficient moist air and creating a quiet and cozy environment. The innovative design of the double bunny-ear spray nozzle is nice and practical with more mist bringing a lively and lovely corner inside. Equipped with raised feet more convenient to place and use. Stepless rotary knob adjustment adjust the humidity at will. The humidifier is small and exquisite suitable for all kinds of indoor places such as study bedroom living room game room etc. The atomization volume of the humidifier can reach 220ml/h and the applicable area can reach 226-322sq.ft(21-30㎡). The aromatherapy Tray option helps create a relaxing environment with your favorite essential oil. (Oils not included.) The detachable part makes the humidifier easier to clean. No nasty mist tube and unhealthy air anymore. A low water indicator light lets you know when it s time to refill the water tank. Specification: Material: HIPS Humidification Method: Ultrasonic Voltage: 120V ; Wattage: 20W Noise Level: 38dB Capacity: 3L Applicable Area(m²): 21-30 Switch Type: Rotary Switch Product Dimensions: 6.9(W)*7.3(D)*11.2(H) inch Package Dimensions: 7.7(W)*7.7(D)*11(H) inch; GW: 2.5 lbs