Crimson Trace mil-spec Lasergrips were specially designed for the military Beretta M9 handgun.
They feature a hard polymer design with a prominent rubber overmolded front activation switch and aggressively textured side panels. Waterproof, including electrical components. A magnetized slot inside the grip contains a hex wrench for sight adjustments. Two batteries (included) provide four hours of continuous use. $399. www.crimsontrace.com, 800-442-2406