Get a good nights sleep and breathe easier with the adorable Crane Ultrasonic Cool Mist Frog Humidifier, which emits a cool and calming mist to provide additional comfort. The humidifier uses less energy than a standard household light bulb and runs for up to 24 hours on the medium setting. The 3.78L tank mists up to 2 gallons of moisture a day in rooms up to 250 sq. Ft. , and then it automatically shuts off when the tank is empty. This cute frog humidifier does not require a filter. Relieves cough, cold, and flu symptoms, nasal congestion, dry cough, sinus irritation, nose bleeds, and dry skin and hair. Clean Control Antimicrobial Material in the Base is proven to help reduce mould and bacteria growth up to 99.96%; Removable 1 gallon tank easily fits under most bathroom sinks. Runs whisper quiet up to 24 hours. Easy clean filter. Suitable for room size 23m. 24 hour timer. Cold humidification. 3.78 L water tank. Visible water level. Auto shut-off. Variable control. Quiet operation. Size H32.4, W23, D23cm. Low energy consumption.