This directed energy weapon was a fully functioning hand held plasma rifle, powered by a small Naquadah generator that was demonstrated to the scientific community with attempts being made to portray it as a flawed technology. However, when an assassin attempted to kill Lt. Colonel Samantha Carter during the demonstration, the X-699 was rigged to fire a single stun blast that neutralized the threat of the assassin. (SG1: "Bounty")