It raises your laptop to eye level to save you from neck and should pain or notebook keyboard heating. The height can be easily adjusted.

It comes with four USB 2.0 ports and document clip. It is compatible with laptops 16" or smaller.

Sell it because I am moving out of state.

Here's a reference on Amazon. which asks for $50.

http://www.amazon.com/gp/offer-listing/B0004UXG6Q/ref=dp_olp_used?ie=UTF8&condition=used

If interested, please call me at 650-861-9583 or email me.