*Ultrasonic Dual Mist Humidifier with Night Light for Medium Rooms 1.32 Gallon Tank with 90-Hour Run Time and 12-Hour Timer Features 3 Speeds and Smart Sensor to Maintain Humidity Level *The pure guardian 90-Hour Smart Mist Ultrasonic Humidifier guards against problems caused by dry air in the home, making life pleasant for those with cold, flu, allergies and dry skin. A Smart Mist sensor monitors the humidity level in the room and adjusts accordingly to maintain a consistent humidity level. Silver Clean Protection fights the growth of slimy mold and mildew on the surface of the water tank. Thanks to ultrasonic technology, it is ultra-quiet when it runs making it ideal to have on while you sleep. The humidifier is equipped with the option for warm or cool .
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