The Streamlight TLR-8 sub produces a narrow beam with optimum peripheral illumination. Featuring next generation rear paddle switches with high and low options; white LED and red aiming laser; safe-off feature prevents accidental activation, saving batteries and rail clamp system securely attaches/detaches quickly and safely with no tools and without putting your hands in front of muzzle. Securely fits many 1913 short-railed subcompact handguns including S&W M&P M2.0 subcompact, Beretta Px4 Storm subcompact, Springfield Armory XD-E, Springfield Armory XD-S and Heckler & Koch HK45 compacts. Includes mounting kit with key, CR123A lithium battery and Interchangeable paddle switches easy to swap out with multi-tool.