The Crimson Trace LG-420G Laserguard is a precision green laser sight designed for the Sig Sauer P320 M17 and M18 pistols excluding subcompact models. This lightweight and durable accessory mounts seamlessly to the trigger guard enhancing your shooting experience with its bright 5mW green laser. The intuitive pressure pad activation allows for instinctive control while the laser's windage and elevation adjustments ensure accuracy. With a range of 50 feet and a visible dot size of 0.50 inches at that distance this laser sight offers superior performance. Powered by a single 1/3N lithium battery it provides two hours of continuous use and features a convenient battery replacement system. The sleek black finish complements the firearm while the Master On/Off switch allows for versatile training options.