Streamlight 69270 TLR-6 Tactical Pistol Mount Flashlight 100 Lumen with Integrated Red Aiming Laser Only for Glock 42/43, Black - 100 Lumens Ambidextrous switching (push-button on both sides) to access three modes: Laser only, Laser/LED combo, LED illumination only C4 LED illuminator and a 640-660nm red laser Custom fit for Glock 42. Battery Type- CR-1/3N Lithium. All modes feature a 10 minute auto shut-off to conserve batteries 100 lumens; 2,000 candela; 89m beam distance. Run Time : 1.00 hours Light/Laser Module designed for forward and backward compatibility.Weight 1.270 ounces (36.00 grams). Class IIIR laser product, 5mW power output This is a Class 3R Laser Product, 640-660 nm, Output &lt;5mW