CFZC Flexible Mini USB Powered LED Cooling Flashing Real Time Display Function Clock Fan for Home Desktop Travel and Outdoor Keep cool and display cool messages at your office or on the go with the USB LED Message Fan. Real-time Clock display. Displays hour, minute and seconds hands. No driver installation required. Keeps time even after being removed from USB port, Press and hold on/off switch to set time. Simply plug into any USB port on notebook or PC to create a gentle refreshing breeze. Gently adjust the flexible neck to positon the cool breeze anywhere you wish.