e-FortuneCity&reg; 360 Degree Angle Adjustment PC/Laptop /Notebook Mini USB Powered Desktop Cooling Fan with ON/OFF Switch - Black USB desk fan, No Battery Requires (USB Only) Adjustable Direction. 360 Degree Angle Adjustment Get a strong, steady stream of cool air directed where you want it with this Desktop USB Fan Mini USB Fan with ON/OFF switch for easy operation. USB Plug-And-Play - Work on PC's & Mac's. If you're smart enough to use Linux, you know this will work with that too)