High visibility Green Laser. C4LED technology for extreme brightness. Fits existing weapon holsters made for the TLR-2. Ambidextrous momentary/steady On-Off switch. One handed snap-on & tighten interface keeps hands away from muzzle when attaching/detaching. Securely fits a broad range of weapons. Mounts directly to handguns with Glock-style rails and to all MILSTD-1913 (Picatinny) rails. Includes keys for Glock-style, Picatinny, Beretta 90two, S&W 99 and S&W TSW Extensively live-fire tested impact resistant construction. Windage and Elevation adjustment screws mounted in aluminum body for long life and dependable zero retention. Highly accurate sight repeatability when remounting. Operating temperature: 32°F to 104°F. IPX4 rated design for water resistant operation. Strobe can be disabled.