Crimson Trace Laserguard Series Fits Smith & Wesson M&P Shield Black Finish Green Laser with Blade Tech IWB Holster

User adjustable for windage and elevation. Dot size is approximately .5 inches at 50 feet. One 1/3N 3v Lithium battery; over two hours of on-time use for green laser and four hours for red. Includes ambidextrous Blade Tech Klipt IWB holster with positive retention.