Featuring NcSTAR's US Patented Auto-Locking KeyMod Quick Release mount. Mounts directly to KeyMod slots with a flip of a lever, no tools required. The Red Laser operates with a single multi-function button. Press and hold down the button for more than a second and the laser powers On. Tap the button to use the Strobe feature. Press and hold down the button to power the laser Off. Fully adjustable for Elevation and windage.