1)Use with any laptop, desktop or notebook when and wherever you are
2)No external power needed --- just plug straight into your USB port and turn on the lihgt
3)LED light is rated to average 8000 hours of use
4)Totally flexible, 30cm neck ¡¡¡§¬C angle however you like
5)Stylish design will look good with any PC
6)Lightweight for complete portability ---you wont even know you're carrying it
7)Low power consumption
8)Compatible with USB 1.0 and 2.0