This green 5mW Laser sight emits a high intensity green laser beam for accurate targeting. The tactical design integrates a tactical edged bezel into the strong T6 aluminum body for added protection. The diamond cut exterior grip improves the mounting capability of the picatinny 1-in. mounting ring included with the laser sight. The 3rd Gen GLX laser package comes complete with a continuous push button on/off cap, momentary on/ off long cable switch and 1-in. picatinny rail ring. Requires one CR 123 lithium battery (included). Oneyear limited warranty.