The NcStar Mark III Tactical Series 3-9x42mm Rifle Scopes is perfect for all types of tactical situations. This riflescope combo by NcSTAR includes green and blue Illumination and a bullet drop compensator. The NcStar Mark III Tactical Series 3-9x42mm Rifle Scopes Fogproof Scope is fog, water and shock proof with fully multi coated lenses. The NcStar Mark III Tactical Series 3-9x42mm Rifle Scopes helps you get a clear shot and get the job done!Features: Bullet Drop Compensator Green and Blue Illumination Fully Multi Coated Lenses Fog, Water and Shock proof Includes lens covers and batteries Limited Lifetime WarrantySpecifications: Reticle: P4 Snipermm, Mil-Dot Magnification: 3x-9x Objective Diameter(mm): 42mm Click Value: 1/2 M.O.A Exterior Finish: Black Lens Coating: Green