"Fits Models: Full Size MandP .357 Sig, MandP .40, MandP 9mm, MandP .45 - Black * Does not fit Compact or Ambidexterous Safety models. Laser Sights for 15 Smith & Wesson Handgun Models....... The folks at Smith & Wesson are so taken with the quality and reliable performance of Crimson Trace, many of their handguns now come standard with factory-installed Lasergrips laser sights, complete with the famous SandW logo. We make more laser sights for Smith & Wesson handguns than for any other firearm manufacturer. The MandP Gets Some Bright New Sights...... Our MandP Series Lasergrips for SandW pistols are interchangeable between different calibers of the MandP pistol and feature a hard polymer surface that's most closely matches the medium stock Smith & Wesson grip inserts. These lasergrips fit the MandP pistol just like the stock grips while offering a compact laser diode housing that's well suited to most carry and duty holsters. They also feature a rear-activation switch that's part of your natural grip so there's no fumbling to activate the laser with your trigger finger.|Activation: Instinctive Activation; Rear|Material: Hard Polymer For Durability and Smooth Draws|Compact Design: Uses our smallest 3mm diode housing|User Adjustable: Both Windage and Elevation|Master On/Off Switch: Yes|Warranty: 3 Years Complete|Beam Intensity: 5mw peak, 633nm, class IIIa laser. Maximum output that federal law and technology allow.|Dot Size: Approximately 0.5"" diameter at 50 feet.|Power Source: Two #2032 lithium batteries (included); over four hours of on-time use and a five year shelf life.|Export of this product outside of the United States of America is not allowed and is controlled by the US Department of State"