TLR RM2 long gun lighting Lightweight & compact, the TLRTM RM 1 and TLRTM RM 2 Weapon-Mounted Tactical Lights features the latest in shock-proof LED technology for high lumen operation. The TLRTM RM 2 provides 1.5 hours of runtime with two CR123 lithium batteries featuring 1000 lumens output. Delivers a powerful beam with extensive range, good peripheral coverage and a selectable strobe mode. Ergonomically friendly multi-function tactical tail switch. Remote switch input option (remote switch included with purchase). Securely attach/detach from any long gun with a MIL Standard 1913 Rail. 1,000 lumens; 200 m beam; runs 1.5 hours; 3 hours on strobe Features independently operating push-button switch or remote pressure switch Remote pressure switch exits at 90° providing improved wire routing option while preserving rail space Safe off feature prevents accidental activation; saves batteries Engineered optic produces a concentrated beam with optimum peripheral illumination Securely attaches to long guns with MIL Standard 1913 Rails Packaged as a kit offering everything you need to mount to your long gun (remote pressure switch kit, key kit) Powered by two CR123A lithium batteries (included) IPX7; waterproof to 1m for 30 minutes 4.55” (11.55 cm); 4.55 oz. (129.0 g)