5MW Red Tactical Laser Sight with tail cap switch and rail mount. Red tactical laser sight ensures remarkably quick target acquisition with a crisp, bright laser beam that can easily be seen in all varieties of lighting conditions. Tough, shockproof, aircraft-grade, anodized aluminum housing protects the laser from the damage of recoil, or being hit or dropped, one touch tactical on/off pressure pad instantly activates the laser using only 2 fingers! These laser sights also feature fully adjustable windage and elevation with an additional locking system, 4 5/8". Daylight range is 70 yards, night range is 2/3 mile, uses CR123A batteries (one).