I'm headed out to put a battery in the back of a car stored in a warehouse this morning. In putting together a tool bag I went ahead and opened up the packaging on a Christmas gift the lovely wife had given me; this thing a VERY COOL!!!! I vaguely remember commenting on it while walking past a few months at Lowes, guess she was listening. No, I don't work for Kobalt or Lowes, just really impressed with this little gadget and it's features:
http://www.youtube.com/watch?v=9doUm3u4afU