The TLR-2 IRW features a Class 1 "Eye Safe" Infrared laser along with a blinding bright white light for long-range targeting. It securely fits a broad range of weapons and mounts directly to handguns with Glock style rails and to all MIL-STD-1913 rails. It also features a user programmable strobe which you will be able to enable/disable and a deep-dish parabolic reflector that produces a concentrated beam of white light with optimum peripheral illumination. The TLR-2 IRW is machined from aluminum, polymer laser housing, Baorofloat glass lens and ambidextrous on/off switch. Included are two CR123A lithium batteries and locating key for Glock-style, Picatinny, Beretta 90two, S&W 99 and S&W TSW.