These things are just great: Sylvania Dot-It Lights.

They are not great for reading under (as they are LED) but they are a great option for lighting those hard to reach places like under the Boler seats and in the closet

Best thing is they are super cheap on Ebay and the batteries last forever being LED!

Here they are:

http://www.sylvania.com/ConsumerProducts/A...ts/Dotitlights/