The Portable Humidifier – White () delivers the comfort you need wherever you need it. Its compact lightweight design gives you ultrasonic cool mist in small spaces. Perfect for traveling at the office or in the RV this small unit has has a big impact. Using a water bottle rather than bulky tank the Portable Humidifier has a 120cc per hour output with limited power consumption complete with a AC power adapter. Portability versatility and dependability all in one compact powerful unit from . 100-240 V AC Adapter: For universal use Personal Compact Size: Fits in luggage or carry-on Ultrasonic Cool Mist: Creates maximum comfort.