Streamlight TLR RM 2 Laser-G Rail Mounted Tactical Lighting System 1000 Lumen Black SPECIFICATIONS BATTERY COUNT: 2 BATTERY RUN TIME: 1.5 HR BATTERY TYPE: CR123A LITHIUM BRAND: STREAMLIGHT BRAND FAMILY: TLR RM 2 COLOR: BLACK FINISH: ANODIZED LASER COLOR: GREEN LENGTH: 4.6" LIGHT OUTPUT IN LUMENS: 1000 LIGHT TYPE: WEAPON LIGHT MATERIAL: ALUMINUM MAX INTENSITY IN CANDELA: 10000 OPTICS MOUNTING SYSTEM: MIL-STD 1913 SWITCH TYPE: BUTTON WARRANTY: MFG LIMITED LIFETIME WATERPROOF: IPX4 WEIGHT: 4.95 OZ DESCRIPTION The low-profile TLR RM 2 Laser G with green laser features independently operating push-button and remote pressure switch 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. Features: 1,000 lumens; runs 1.5 hours Integrated 510-530nm green laser Features independently operating push-button switch or remote pressure switch Securely attaches to long guns with MIL Standard 1913 rails