SureFire White/IR LED WeaponLight Virtually indestructible white/IR LEDs produces 150 lumens of blinding white light or 120 mw of infrared illumination Quick-detach rail clamp Accepts optional pistol grip and long gun forend switches Construction - High-strength aerospace aluminum with Mil-Spec anodizing; impact-resistant polymer; coated tempered window Weatherproof-O-ring and gasket sealed