Air Innovations Ultrasonic Cool Mist Personal Humidifier LED Mood Light – Travel Size – For Small Rooms Up To 150 sq. ft. White The Air Innovations model AI-100 ultrasonic cool mist personal humidifier with changing LED mood light is one of the top rated and most versatile humidifiers available for its size. Key Features: Ultrasonic humidifier that runs for a full 12 hrs on low (almost 2 nights of sleep) and is completely silent when running. It’s powerful enough to add humidity to smaller rooms up to 150 sq. ft. The entire base is infused with an antimicrobial inhibitor to help prevent microbial growth. This travel humidifier is unique because of its size and versatility. Great for home, office or travel. Freshen your space with pure, clean moisture with the Air Innovations Cool Mist Humidifier Ultrasonic humidifier with silent operation Designed to operate quietly for uninterrupted sleep For smaller rooms – Up to 150 sq. ft. Provides moisture for up to 12 hours on the low setting Color changing LED Mood Light Auto shut off Anti-microbial plastic – helps prevent bacteria growth USB Powered Adapter included Used.