KeyMod(TM) Quick Release Compact Green Laser, low profile design gets the laser closer to the bore of the firearm.Featuring NcSTAR's US Patented Auto-Locking KeyMod(TM) Quick Release mount. Mounts directly to KeyMod(TM) slots with a flip of a lever, no tools required.The Green 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.Laser runs on two CR1/3N lithium batteries (included). Battery door locks in place, depress the center button and slide door a 1/4 and lift door to access battery compartment.Laser body constructed of polymer, and the KeyMod(TM) base is made from steel.US Patent 9,341,441International orders will not include batteries.Class IIIa LaserGreen LaserFreq. 532nmMaximum Output