The KM1 bezel assembly provides both white light and infrared illumination from a single 123A battery when used on an M300 Scout Light®. Select the appropriate spectrum for the mission by simply rotating the bezel. This small" rugged Weapon Light features SureFire's proprietary TIR lens" a far-reaching" high-intensity beam with ample surround light. Constructed of lightweight aerospace aluminum coated with a Mil-Spec Hard Anodized finish" the ultra-compact KM1 will withstand the rigors of combat without weighing down your weapon. Upgrade your Mini Scout Light® to 250 lumens and 100 mW of infrared illumination with the KM1.