An industry first, the ultra-compact Streamlight TLR-6 Weapon Light with C4 LED and integrated red aiming laser features tool-less battery replacement without removal from the weapon or the need to re-sight the laser. The light provides 1 hour of regulated runtime when in dual light/laser mode. Designed to securely attach to many non-rail 1911 handguns including: KIMBE, Colt, Ruger and Smith and Wesson. Refer to www.Streamlight.com for the current model fit list.