Hango USB Mini Fan for Laptop Student Dormitory Mini Cartoon Fan Battery Usb Mute Hand-held Fan Summer Cartoon Mini USB Fan-blue Bunny Mobile Usb-powered Portable Fan, Portable Cooling Solution, Quiet Fan White Cow Name:USB cartoon silent fan Size:13cm*19cm,blade diameter 9cm Material:ABS+electronic component,weight:220g USB powered or 3*AA batteries Fresh breeze,good for home & office