Uninex Quiet Mute Mini Desk USB Powered 5" Fan Portable Cooler Cooling for Desktop Notebook Laptop PC Ultra-Quiet, Portable, 360 Degree Adjustable 4ft Attached USB Cable, On/Off Switch, Durable soft fan blades Low power consumption, Up and down tilt-angle adjustability Compact Size: 6 x 6 x 4 in Fan size: 5", Fan blade size: 4"