2011 electronic gift 1.Super quiet design,elegant and smart metal shape 2.New electronic product,useful&high-quality gift 2011 electronic gift -mini fanPower source plug: USBMaterial: ... 2100RPM speed,145mm blade diameter, aluminum blades ,new DC brushless motor, strong wind, super quiet. 2.5V USB(cable length:1. ... blue,black,white,red(Other colors require MOQ1000PCS). 2011 electronic gift -mini fan