USB Humidifier - Portable Mini Humidifier, Car Humidifier - Skin Care / Respiratory Health / Cool Mist Air Gentle & Safe for Baby and Asthma Sufferers (PINK) No more dry air, anywhere - helps relieve headaches, red eyes, cold & flu symptoms, & even aids with insomnia for a better nights sleep. Ultra quiet - designed for use in office or when you sleep. Silent, will never disturb you or others. Hassle-free, small & simple design. Just plug into any USB power source, fill up a glass or bottle with water, insert the humidifier. Cool mist technology makes sure you or your loved ones will never be burned by hot steam. Auto shut off when there is no more water for safety and energy efficiency. "This is such a great humidifier I just bought a second one for my Mom!" - V.B. Buyer. (Tehachapi, CA) 100% Satisfaction Guarantee. We'll return your money, no questions asked.