Honeywell HUL520W Mistmate Cool Mist Humidifier, White Brand New in Box Never Used COOL MIST HUMIDIFIER: This humidifier quietly produces a fine, visible cool mist that helps make you & your home more comfortable. It's designed for small rooms & personal spaces, with ultra quiet operation, easy-to-use controls & variable output settings COOL MOISTURE FOR HOME OR OFFICE: This humidifier features a large tank opening for easy refill & cleaning. It can run up to 20 hours per filling, & features auto shut-off when the tank is empty. Its compact size makes it ideal for desktops or nightstands HONEYWELL HUMIDIFIERS: Humidity levels in your home between 40-60% can make the air feel warmer & improve your breathing comfort, sleeping, nasal congestion & dry skin. Dry air can cause static electricity, damage wooden furniture & irritate health issues HUMIDIFIERS FOR BABIES, CHILDREN, ADULTS: Humidifiers diffuse moisture into the air, and many find that a humidifier for the home, bedroom or nursery becomes an essential part of a good nights sleep when the air is dry, in allergy season, or when sick HONEYWELL QUALITY: Improve humidity levels in your home & improve your comfort with a Honeywell humidifier.