TD-34 "Stinger"

Origin&Description
non non-lethal 

This extremely advanced pistol is given only to high ranking British officials. It's one of the rare examples of laser based weaponry, and it packs a punch that rivals high caliber rifles

Usage
The TD-34 "Stinger" is a powerful handgun, if not the most powerful. It's standard fire deals heavy damage, it's alternative fire acts like a taser, dealing 1d15 damage and stunning the target for 1 round

Method of Obtaining
Must be earned by reaching a high enough rank in the British Army, or it can be looted or stolen from someone who posses it