Streamlight TLR RM 1 Laser Rail Mounted Tactical Lighting System w/Remote Pressure Switch 500 Lumens Black. Packaged as a kit offering everything you need to mount to your long gun. Specifications for Streamlight TLR RM 1 Long Gun Laser/Light 500 Lumens Black Aluminum: Manufacturer: Streamlight Light Output: 500 lumens Bulb Type: High Performance Lamp (HPL) Battery Type: CR123A Color: Black Gun Model: Universal Length: 3.64 in Weight: 3.02 oz Weather Resistance: Waterproof Finish: Black Condition: New Gun Type: Rifle Fabric/Material: Aluminum Features of Streamlight TLR RM 1 Long Gun Laser/Light 500 Lumens Black Aluminum: Mode selector toggle switch for Laser only Light only or Light/Laser combo 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 one CR123A lithium battery (included) IPX4; water-resistant Package Contents: Streamlight TLR RM 1 Long Gun Laser/Light 500 Lumens Black Aluminum Streamlight 69445 TLR RM 1 Long Gun Laser/Light 500 Lumens Black Aluminum