... piece, 2, You can design own message display and logo printing, 3, USB port offer the powe ... 1, flashing USB fan is made of ABS, and the materials are enviroment-friendly. 2, It can ... 9,+,-,*,$,@,!,( ) are available. 3, Various customized Messages and logo can be printed on handle for special promotion. ... There are many colors for the fan shell and LED light, such as red, yellow,orange,blue,jade,white ...