Oh man GB ya got the wrong one, more expensive to. It will work fine though ya just got get rid of that tower thing.
Here is the one you got:
http://www.harborfreight.com/18-volt...ery-93655.html
Here is the proper one, the one I linked to earlier in this thread:
http://www.harborfreight.com/18-volt-battery-67029.html
John