Length: 6.7?, Height: 6.7?, Width: 4.1? Removable 0.2 gallon tank easily fits under most bathroom sinks Runs whisper quiet up to 8 hours Ultrasonic Cool Mist increases moisture in the air for easier breathing and a good night’s sleep Relieves cough, cold, and flu symptoms, nasal congestion, dry cough, sinus irritation, nose bleeds, and dry skin and hair