Illuminator? I just met her! And there’s your trouble. For an explanation of one of the main dangers of using a snout-mounted light on your handgun, let us turn to page 2, point 5 of Insight’s manual for its M3 Tactical Illuminator, under the main heading WARNINGS. “Once the M3 TI is attached to a firearm, the firearm will be pointed at anything that the M3 TI is directed at. Do not point the M3 TI at anything or anyone that you do not intend to shoot.” So how do you search for a perp in a darkened space that might contain friendlies (e.g. your children) without pointing the light and, thus, the gun at them? The manual has a theory—and we have some video of the light in action—after the jump . . .