Crimson Trace LG-489G LaserGuard Green for S&W M&P Shield

The Crimson Trace LaserGuard LG-489G is an integrated green laser sight engineered for Smith & Wesson M&P Shield pistols. It mounts to the trigger guard and employs pressure-activated Instinctive Activation so the laser is engaged when the firearm is held in a natural firing grip. The unit installs without gunsmithing and includes user-adjustable windage and elevation for on‑the‑fly zeroing. This LaserGuard fits S&W M&P Shield 9mm and .40 S&W models and does not fit Shield EZ or Shield Plus variants.

Key Specifications

• Laser color is Green for improved visibility in varied lighting conditions.
• Designed to fit S&W M&P Shield models (9mm and .40 S&W).
• Mounts at the trigger guard for an integrated appearance and natural activation.
• Activation method is a front pressure pad with Instinctive Activation.
• Adjustable for windage and elevation to allow user zeroing.
• Uses one CR1/3N battery (included specification listed as CR1/3N).
• Rated power is 5mW per manufacturer attributes.
• Effective sighting distance is listed as 50 ft.
• Approximate dot size reported as 0.50" at 50 ft.
• Housing finish is Black polymer with an overmolded activation pad.

This LaserGuard provides a compact, user-installable aiming reference that preserves the original profile of the M&P Shield while adding a clearly visible green laser. With simple installation, pressure-pad activation and user adjustments for windage and elevation, it is suited for everyday carry and defensive-oriented carry setups where fast, repeatable sighting is desired. Built with polymer housing and a focus on straightforward function, the LG-489G offers a practical accessory solution for Shield owners who need a discreet, integrated laser option.