No, no, no! Get a cell phone instead! Then after you call 911, you can throw it at the perp! Anyway, all the "safety" propaganda for women that I see tells me that a cell phone is all I need, keep my car doors locked, and I'll be just fine...
By the way, she is a much better shot with that short-barreled .38 than I am- and I taught weapons for quite a few years. She is also better with the cellphone, but that is probably gender-related. (ONLY KIDDING!!!)