The RML-GR (Rail Mounted Laser) is a miniature red laser aiming device designed for handgun applications. The RML-GR features a durable polymer housing and is powered by a CR1/3N lithium battery. The RML-GR has ambidextrous activation buttons and includes adapter keys for universal compatibility. The RML-GR is IP68 certified waterproof and dustproof and has a robust windage and elevation adjustment mechanism with tactile clicks, excellent zero retention under recoil, and is compatible with many weaponlight holsters. In the Box: T10 L Key User Manual CR 1/3N Battery Lens Cloth Physical Specs: Window Size: N/A Dimension (in): 1.97×1.18×0.91 Weight (oz): 1.3 Mechanical Specs: Housing Material: Polymer Surface Finish: Paint Adjustment per Click: 4 MOA W&E Travel Range: ±60 MOA Environment Specs: Storage Temperature: -40℃~70℃ Working Temperature: -20℃~51℃ Submersion: IP68 Vibration: 1000G SKU: RML-GR