GLOCK GTL II — 600-Lumen Rail-Mounted Light for G19/G45 A compact, duty-ready weapon light tailored to the G19/G45 form factor. The GTL II snaps on/off the pistol’s accessory rail in seconds, offers modular ambidextrous controls, and delivers a tight, 100 m beam with self-regulated output. Hard-anodized aluminum housing, IP-rated waterproofing (20 m/2 h), and a single CR123A power source keep it lightweight and dependable. Key Features Up to 600 lumens / ~11,100 cd; effective range 100 m Constant, momentary, and strobe modes Tool-less attachment; interchangeable ambi control pads ~70 min runtime on 1× CR123A; regulated output ~80 g with battery; compact 62.6×27.1×32.5 mm Hard-anodized aluminum body; waterproof to 20 m Operates -10°C to +50°C; stores -33°C to +71°C Compatibility: Optimized for Glock G19/G45 (Glock rail). In the box: GTL II light, CR123A battery, interchangeable control elements, Glock tool, quick-start info.