Descriptions This humidifier can produce negative ions by atomization of rising water,under the principle of ultrasonic waves,and these negative ions can be uniformly distributed over the air by pneumatic devices,which can efficiently eliminated th... - Update: 2007-09-24

Descriptions This humidifier can produce negative ions by atomization of rising water,under the principle of ultrasonic waves,and these negative ions can be uniformly distributed over the air by pneumatic devices,which can efficiently eliminated th... - Update: 2007-09-24

Descriptions This humidifier can produce negative ions by atomization of rising water,under the principle of ultrasonic waves,and these negative ions can be uniformly distributed over the air by pneumatic devices,which can efficiently eliminated th... - Update: 2007-09-24