The Crimson Trace LG-459G Laserguard for M&P 380EZ and M&P 22 is a powerful green laser sight for Smith & Wesson M&P 380EZ and M&P 22 Compact pistols. The LG-459G is quickly and easily user-installed in moments and offers a front activation button powered by Crimson Trace’s instinctive activation technology. The laser sight will provide two (2) hours of battery life with a single 1/3N lithium battery (included). As with all Crimson Trace laser sights, the LG-459G is completely user-adjustable for windage and elevation.WARNING: This product may contain chemicals known to the State of California to cause cancer or reproductive harm. For more information, go to www.P65Warnings.ca.gov.