SureFire KE2-T M640T 700 Lumens LED Module Tan. This small rugged bezel provides a concentrated far-reaching high-intensity beam for positive target identification farther downrange. Constructed of lightweight aerospace aluminum coated with a Mil-Spec hard-anodized finish the KE2-T will withstand the rigors of combat without weighing down your weapon. Upgrade your M600/M640U to Turbo high-candela performance with the KE2-T. Specifications for SureFire KE2-T M640T 700 Lumens LED Module: Manufacturer: SureFire Bezel Diameter: 1.125 in Finish: Anodized Length: 1.9 in Weight: 1.8 oz Beam Distance: 529 m Light Output: 700 lumens Battery Life: 1.5 hours Bulb Type: LED Housing/Frame Material: Aluminum Features of SureFire KE2-T M640T 700 Lumens LED Module A 70000-candela power upgrade for M600U/M640U Scout Light models; not compatible with Dual Fuel bodies The genuine SureFire replacement head for the M640T Turbo Scout Light Pro Light yet tough it will withstand any combat mission Virtually indestructible ultra-high-output LED generates 700 lumens of blinding light; produces tactical-level light for 1.5 hours on two 123A batteries SureFire's turbo reflector concentrates the output into a tightly focused beam for positive I.D. farther downrange Rugged durable and combat ready hard-anodized aluminum body and tempered window Package Contents: SureFire KE2-T M640T 700 Lumens LED Module SureFire KE2-T-TN: KE2-T M640T 700 Lumens LED Module Tan