The Crane Personal Cool Mist Humidifier provides additional comfort to cold symptoms, dry itchy skin, and chapped lips. The whisper quiet humidifier won"t disturb sleep and operates on a low power consumption providing up to 10 hours of moisture from a removable 0.7 qt. water tank. The humidifier includes a night light, alarm clock function, a sleep timer as well as a cycle on/off/on function. It is perfect for traveling and small rooms and spaces.