LaserMax CenterFire Weapon light for S&W J-Frame- LC (For Models 642,442, 637, 638 & 438) N/A Hecho en USA Smith J frame weapons light 115+ lumens (for Smith models 642,442,637,638 and 438) Distinct ambidextrous tap on tap off switch 10 minute automatic time-out The light is 115+ lumens of bright white light that has both a solid beam and a disorienting strobe mode