WHISPER-QUIET: Ultrasonic air diffusion produces less than 36 dB for a quiet humidification that you even cannot hear it is on
TWO-STAGE FILTRATION: Ceramic and Activated Carbon filters purify water before it is diffused; breathe better, safer air with a two-stage filtration humidifier
LARGE 4-LITER CAPACITY: Allows for 20 to 30 hours of continuous use; covers up to 200 sq.ft (10~20m²) in your bedroom, living room, or office
BUILT-IN NIGHT LIGHT: Allows you to comfortably fall asleep while the humidifier produces a calming mist
BUY WITH CONFIDENCE: Easy to use and clean; safety waterless auto shut off; CE,CB &ETL certified.