Ultimate Arms Gear 2-12x30 mm Dual Red & Green Illuminated P4 Mil Dot Reticle Rifle Hunting SniperTactical Compact Scope + Flip Up Lens Caps, Ring Mounts, Battery & Lens Cleaning Kit Magnification 2x-12x Adjustable Crystal Clear 40mm Lens . Tube Diameter- 30mm Illuminated Red - Green P4 Rangefindier reticle : 11 different illumination settings (1 -Black when not illuminated, 5-illuminated red ,5 illuminated green) Fully Windage and Elevation Adjustable Coated & Nitrogen Filled, Shockproof, Fogproof, and Water Resistant