FeaturesDurale soft fan blades for safe usageGently adjust the flexible neck to position the cool breeze anywhere you Simply plug into any USB port on notebook or PC to create a gentle refreshing breeze.No driver installation required.Super compact & lightweightUSB powered-low power consumption，no external power supply needed.Convenient On/Off switch.The clock keeps time when swiched off and setting the time is easy too.Setting The Time1.Plug into a USB port and press On/Off switch to turn fan on and to activate the clock display.Please note:It can sometimes take up to 20 seconds for the LED clock to initially display.2.Press and hold the On/Off button until minute hand start blinking.3.SETTING THE HOUR HAND:continue to hold On/Off button to set hour hand.The clock will spin clockwise fast，release the button just before the correct hour.4.SETTING THE MINUTE HAND:After the hour is set，the minute hand will flash.Click the On/Off button to move the minute hand forward to the correct time.5.Leave for 6 seconds and the time is set.Notes:1.Keep your hair，face and eyes away from the rotating fan blades.2.In order to protect your USB port form damage，be carefull not to press hard to USB connector when adjusting the flexible nect.3.When the fan is moving keep children under 3 years away from the product.