Bionaire White and Gray Humidifier

ULTRASONIC HUMIDIFIER: This energy-efficient ultrasonic humidifier propels visible, cool mist, with a virtually silent, filter-free operation 24-HOUR RUN TIME COOL-MIST HUMIDIFIER: Small humidifier has a 0.5-gallon-capacity water tank with a 24-hour run time on a full tank and Low setting ANTIMICROBIAL PROTECTION: Includes an antimicrobial protective material in the water tank to prevent mold and bacteria growth IDEAL SMALL SPACE HUMIDIFIER: Ideal for small rooms, plus its compact size allows for portability EASY TO USE: Includes 3 speed settings for optimal comfort levels, and one button control for easy operation REFILL LIGHT: Water shortage indicator illuminates when it's time to refill the tank