Install Some Permanent Power Outlets On Your Desk For $24
by Shep McAllister on Kinja Deals, shared by Shep McA from Lifehacker on (#40MNP)

If there isn't a convenient power outlet near your desk, you can bring the power to you with this mountable power strip, complete with two AC outlets and two USB ports. The right angle plug means you can easily plug it in behind your desk, and the included screw-in bracket lets you attach it directly to your desk. I"