We seem to be overrun with sanctimonious prigs lately, don't we?
;^)
It's a spring loaded center punch. If your car goes into water it's almost impossible to open the doors and electric windows won't work.
Put this little device against the glass, hit the release button, and you have an instant escape route.
L
Yup -- it is almost to the point where we should start placing bets as to when the first blame-the-victim post will appear.