If you use a taser you may be interested in this article. As there are questions about the claims of it being a non-lethal alternative. http://www.azcentral.com/news/articles/0718taser-main18.html Just from my own knowledge, a current of 75 to 300 mA applied to the heart can cause ventricular fibrillation. The M26 delivers around 162mA so under the right circumstances... The article mentions many involve reapeted shocks and drug use as major factors.