cartoon ultrasonic humidifier 1.Wetting time, casual setting,Operation safety, quiet2.Large-capacity water tank 4L3.Original mist of non-condensable beads4.Precision Humidity Display5.Water automatic protection 6.Smart chip control. Negative ion purification 7.Humidification area of up to 500 feet8.Frequency: 50Hz-60Hz9.Voltage: AC 100V-250V10.Power: 28W