NITEKING weapon mounted light pistol light flashlight for gun pistol Handgun Torch Light tactical weapon light with pressure switch 2 Modes for Home Hiking Camping Hunting Sports Outdoor Activities Weapon light anodized aviation aluminum alloy and weather proof body design.Exquisite,compact and lightweight design,convenient to carry and store. Pistol light is reliable,durable and very bright flashlight for gun light.replacing the battery is super easy screw off, put in new battery, and screw on. Weapon mounted light make in CREE XP-G R5 LED suit to 21mm width rail with 400 LM output powered by a CR123A battery(included). Tactical weapon light desin sliding on off switch (no pressure switch),2 Modes:Steady on and Strobe mode.This is a great reliable light for home defense. Weaver Picatinny type rail Integrated quick detachable Release and mount to the rail very easily and tightly,so the weapons light won't be moving around.