BRIGHTNESS: Features a 5mW peak, 620-670nm, Class 3R visible red laser - the brightest beam allowed by law
EASE OF USE: Front activation button engages the laser immediately when the firearm is held in a normal firing grip
RUNTIME: 4 hours of battery life that runs on (2) 2032 batteries (included)
EASY INSTALLATION: User installed- No gunsmithing required - Factory sighted at 50 feet, but is fully user adjustable for Windage and Elevation with provided tool
FITS: Smith & Wesson J-Frame Round Butt - Does not fit polymer-framed models
GUARANTEED: This product is covered by the Crimson Trace Protect Limited Lifetime Warranty. For questions or concerns regarding warranty, please visit the Crimson Trace website.