USB Flashing fan 1, MOQ: 3000 piece, 2, You can design own message display and logo printing, 3, USB port offer power USB Message fans/LED flashing message fans/USB MINI FANS/USB led Mini fans/USB computer fan/USB LED Message fan/USB Flashing fan 1, flashing USB fan is made of ABS, and the materials are enviroment-friendly. 2, It can flash 6 page messages when it spinging, such as English letters ...