SureFire M640V Scout Light Pro IR/LED Weapon Light Black. These Rifle Weapon Lights from the experts at SureFire feature a low-profile mountthat easily attaches to your rifle's M-LOK or Picatinny rail. The SureFire 6-Volt IR Scout Light Pro w/ Z68 Tailcap is housed in a hard-anodized aluminum body that's durable and O-ring sealed for extra protection against the elements. Mount this SureFire M640V Scout Light Pro Infrared Gun Light to your firearm for a powerful illumination tool that can enhance your efficiency with night vision devices. Specifications for SureFire M640V CR123A 350 Lumens Scout Light Pro IR/LED Weapon Light: Manufacturer: SureFire Light Output: 350 lumens Bulb Type: LED Laser Output: 120 mW Battery Type: CR123A Beam Color: IR White Wavelength: 860 nm Gun Model: Universal Diameter: 1.06 in Length: 5.5 in Weight: 4.8 oz Bezel Diameter: 1.125 in Battery Life: 2.5 - 16.75 hours Weather Resistance: Waterproof Finish: Mil-Spec Hard Anodized Battery Quantity: 2 Gun Type: Rifle Mount Type: M-LOK Fabric/Material: Aluminum Attachment Type: Picatinny Features of SureFire M640V CR123A 350 Lumens Scout Light Pro IR/LED Weapon Light: Virtually indestructible IR/white LEDs are regulated to maximize light output and runtime New Low-Profile mount allows easy adaptation to rail when using a variety of accessories On-the-fly switching between white-light and IR mode no IR filter required TIR lens shapes versatile beam with enough reach and surround light for medium- to longer-range operations Hard-anodized aluminum body tempered window and O-ring seals make light rugged durable and combat ready Activation via Z68 momentary/constant-on pushbutton switching with protective shroud Package Contents: SureFire M640V CR123A 350 Lumens Scout Light Pro IR/LED Weapon Light SureFire M640V-BK-PRO: M640V Scout Light Pro IR/LED Weapon Light Black