Equipped with a powerful, easy-to-see green 5mw laser, the Crimson Trace® Laserguard® for Smith & Wesson® Shield® Pistols is a durable, frame-mounted laser sight built around a durable, yet lightweight polymer housing for dependable corrosion- and impact-resistance and lasting field service in any personal defense environment. Built to deliver intuitive control and reliable field service, this combat-ready laser sight features onboard Instinctive Activation™ technology for quick activation/deactivation while on the move, while a built-in master deactivation switch allows you to completely power down the laser when not in use for enhanced battery conservation. The 5mw laser sight is fully adjustable for elevation and windage for speedy, intuitive zeroing and dependable, long-lasting accuracy. Plus, this tactical laser sight offers effortless, user-friendly installation and does not require any modifications to your pistol, ensuring years of reliable field service and quick installation right out of the box. Battery life: Up to 2 hours. What are you waiting for? Order yours today!