ldeal for law-enforcement officers, the military, and outdoor use, Streamlight weapon-mounted lights come in 2 models: TLR-1 and -2 LED. Both versions include integrated laser sight. Fit most handguns with rails, as well as long guns with 1913 (Picatinny style) rails. Resist shocks, water, and dust. Run on 2 lithium batteries for up to 212 hrs. of runtime. Attach or detach from weapon in secs., without requiring tools. Meet Mil-Spec 810F standards. Andax Industries LLC, Saint Marys, KS