Crimson Trace LG489G Laserguard5mW Green Laser with 532nM Wavelength & 50 ft Range Black Finish for 9mm Luger & 40 S&W S&W M&P Shield, M&P Shield M2.0 (Except EZ & Plus Variants)

Crimson Trace LG489G Laserguard 5mW Green Laser for S&W M&P Shield & M2.0 (9mm & .40 S&W) - Black Finish, 50 ft Range

Name: Crimson Trace LG489G Laserguard 5mW Green Laser for S&W M&P Shield & M2.0 (9mm & .40 S&W) - Black Finish, 50 ft Range
Brand: Crimson Trace
SKU: 115705138
Price: 285.95 USD
Availability: InStock

Crimson Trace

SKU:

115705138

UPC:

610242005635

MPN:

LG489G

$285.95

$359.99

(You save $74.04 )

Current Stock:

Quantity:

Adding to cart… The item has been added

Firearm Make Fit:: Smith & Wesson
Firearm Fit:: S&W M&P Shield
Dot Size:: .50" @ 50 ft
Mount Type:: Trigger Guard
Battery Size:: CR2 3V
Laser Color:: Green
Wavelength:: 532nM
Range:: 50 ft
Power:: 5mW
Power Switch:: Pressure Pad
Adjustments:: Windage & Elevation

If you carry an S&W M&P Shield or M2.0 in 9mm or .40 S&W, the Crimson Trace LG489G Laserguard green laser sight offers a fast, intuitive aiming solution for defensive or range use. Unlike red laser systems, the green laser diode cuts through variable lighting—bright sunlight, dim interiors, or low-light scenarios—making target acquisition quicker and more reliable when it counts. The LG489G activates instinctively: grip the gun naturally and the laser comes on; release and it shuts off. No fumbling for switches under stress.

Installation takes minutes with no gunsmithing required. The laser integrates seamlessly into the grip, matching the M&P's profile and maintaining the gun's carry-friendly shape. Once mounted, you can dial in windage and elevation adjustments to match your point of aim at 50 feet, and the system stays put through dry fire and live rounds alike.

This is purpose-built hardware for shooters who want a targeting aid that's always there, always ready, and doesn't add bulk or weight in an EDC carry gun. Whether you're practicing at the range or confident in your carry gun's capabilities, the green laser gives you another tool to trust when speed and accuracy matter.

Key Features

Green laser diode for superior visibility across lighting conditions
Instinctive Activation™—laser turns on when gripped, off when released
No gunsmithing required; quick installation and removal
Fully adjustable for windage and elevation
5mW laser with 50-foot effective range
0.5-inch dot diameter at 50 feet for precise aiming
Factory-sighted and ready to use
Black finish matches M&P aesthetics

Specifications

Brand	Crimson Trace
Model	LG489G
Laser Type	Green laser diode
Power Output	5mW
Effective Range	50 feet
Dot Size at 50ft	0.5 inch diameter
Activation Method	Instinctive Activation (grip-activated)
Compatibility	Smith & Wesson M&P Shield, M&P Shield M2.0 (9mm and .40 S&W)
Finish	Black
Installation	No gunsmithing required

Frequently Asked Questions

Will this green laser work on my M&P Shield or M2.0?

Yes, the LG489G is designed specifically for S&W M&P Shield and M&P Shield M2.0 pistols chambered in 9mm or .40 S&W. Verify your exact model before ordering to ensure compatibility.

How does the green laser compare to red laser sights?

Green lasers are more visible to the human eye, especially in bright daylight and indoor lighting conditions. The LG489G's green diode provides clearer target acquisition across a wider range of lighting environments than traditional red laser systems.

What's included, and do I need a gunsmith to install it?

The LG489G ships factory-sighted at 50 feet and ready for installation. No gunsmithing is required—it installs quickly and can be removed just as easily if needed. You can adjust windage and elevation to fine-tune your zero.

How does the Instinctive Activation work?

When you grip the gun naturally in a firing position, the laser activates automatically. When you release your grip, it shuts off. This means the laser is always ready without any buttons to press during presentation.