... usb bladeless fan 2.Three function in side , Bladeless fan +Audio+Speaker 3. Fasion cute design 4.Five color for sup Mini usb bladeless fan ... 1.Multi function ( Bladeless fan, Microphone,Audio ) 2. ... Wind speed : 4M/S 4.Voltage: USB DC 5V ,USB plug or AC 110V -240V adapter ( ... Green,Pink,Grey,Yellow,Blue Mini USB bladeless fan desin by Aifan electric co ltd