... competitive price&capacity super thin cooling fan,electric cooling fans for boys and girlsPower source plug: USBMaterial: MetalMeas(with box): 154*104 ... is with control switch, its angle can be adjusted up and down by 360°. 7.Dimension(with box):154*104*159mm,weight ... Sofe wind, cool and refreshing, comfortable. 11.USB plug and play,no external power needed,USB power adapter required for the 5V .. ...