Nightstick TCM-5B, Tactical Weapon-Mounted Light, Fits Glock G43X MOS, Glock G48 MOS, Shadow Systems CR920, H&K HK45C & Hellcat, 650 Lumens, 2 Hour Run Time, IP-X7 Waterproof, Matte Finish, Black TCM-5B The TCM Sub Compact Weapon-Mounted Light uses a super-bright LED rated at 650 lumens working in conjunction with a precision-engineered total internal reflection (TIR) lens to create a bright white beam of light.