The The electrical charge temporarily impairs the subject’s ability to control muscles dropping the subject to the ground and rendering him/her harmless to the user, surrounding people, and themselves. The can also be used as a contact shocker. The gun has built-in recording of key data (time, date, length of shock, power of shock, temperature) which is activated each time the gun is shot. Data is downloaded via USB ports for debriefing.stun gun is an electro-stun device that utilizes self-contained, charged cartridges to shoot either two or four darts at targets up to 10 meters (31 feet) away. The gun can be loaded with one or two cartridges. A laser beam is used for aiming at the intended target. The charge propels the darts connected to the gun by a pair of thin insulated wires, and upon contact a pulsed electrical current is passed through the subject.