Mist humidifier, Mist of dream humidifier, air humidifier, home humidifier Mist of dream humidifier, air humidifier, home humidifierGenerate negative ions by Lenard effect (or waterfall effect)High density negative ions purify the airUltrasonic funcation help distinguishing the bacterial on air Easy-to-use design, fashionable appearanceMax mist rate: 300cc/hr or 600cc/hr Mist humidifier