Streamlight TLR RM 2 Long Gun Rail Mounted Tactical Weapon Light With Red Laser - Black - The low-profile TLR RM 2 Laser features independently operating push-button to provide the security of knowing you'll always have light. Packaged as a kit offering everything you need to mount to your long gun. White LED illuminator and integrated 640-660nm red laser 1,000 lumens; 200m beam Runs 1.5 hours (LED only or LED/Laser); runs 60 hours (Laser only); runs 3 hours on strobe Mode selector toggle switch for Laser only, Light only or Light/Laser combo 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 (key kit only) Powered by two CR123A lithium batteries (included) IPX4; water-resistant 4.60in (11.68cm) L x 1.18in (2.98cm) W x 1.50in (3.81cm) H 4.95oz (140.3g)