The Viridian 912-0042 Red Laser Sight for Taurus G4X | GX4XL E-Series Black delivers a compact, reliable illumination solution built for fast target acquisition, with a red 650 nm laser that mounts securely on the trigger guard for a slim profile on Taurus GX4 and GX4XL platforms. Weighing just 0.78 oz and operated by a 1/3N battery with a simple power switch, this E Series laser sight provides a crisp, visible aiming dot without adding bulk or altering grip feel. Its performance is optimized for practical use, delivering reliable sight alignment at 25 yards in daylight and extending capability to about 1 mile at night, making it a versatile choice for personal defense, training, and range work. The compact design and trigger-guard mount ensure a stable, low-profile presentation that preserves holster compatibility while maintaining quick, on-target readiness. With the red laser output and durable construction typical of Viridian optics, this sight enhances shot placement, enabling confident follow-through and faster target engagement across a variety of lighting conditions and environments.