Crimson Trace Corporation, Laserguard, Fits Smith & Wesson M&P 380EZ, 9EZ, and M&P 22 Compact, Front Activated, Red Laser, Black Finish WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov. Front activation Red laser Factory sighted at 50Ft .5 inch diameter at 50 feet The Crimson Trace(R) LG-459 Laserguard(R) is a powerful red laser sight for Smith & Wesson(R) M&P(R)380EZ(TM) and M&P(R)22 Compact pistols. The LG-459 is quickly and easily user-installed in moments and offers a front activation button powered by Crimson Trace's Instinctive Activation(TM) technology. The laser sight will provide four (4) hours of battery life with a single 1/3N Lithium battery (included). As with all Crimson Trace laser sights, the LG-459 is completely user-adjustable for windage and elevation.