Streamlight 69272 TLR-6 Tactical Pistol Mount Flashlight 100 Lumen with Integrated Red Aiming Laser Designed Exclusively and Solely for Glock 26/27/33, Black - 100 Lumens Designed to securely attach to the trigger guard of the Glock 26/27/33 C4 LED and a 640-660nm Red laser Parabolic reflector produces a balance of beam and peripheral illumination Ambidextrous switch to access three modes Batteries can be replaced with light mounted on gun