Tactical Red Green Dot Sight Riflescope 3-point Crossbow Sight Hunting Optics Reflex Sight Pistol Rifle Shotgun Compound Bow Crossbow Scope for 11mm/20mm Rail Features: 3-point AimingThe vertex is accurately aimed at 20 yards, the second point will be automatically aimed at 35 yards, and the third point will be automatically aimed at the bullseye at 50 yards. 3.5 MOA Red/Green DotThe scope features 3.5 MOA 3-dot reticle with 1/4 MOA click adjustment and a rheostat that allows brightness control. Dual IlluminatedReflex Sight can be switched between red or green double luminous point markings, with 5 levels of brightness adjustment. For best visibility, we recommend that you use red in dark environment and green for daytime use. Durable Red/green dot sight adopts a sturdy aluminum alloy structure, which is durable and shockproof. The reflector is sealed with an O-ring to prevent moisture or dust from entering the interior and fogging the optics. Equipped with a detachable lens cover, you can keep your lens clean and free of debris during storage and wild hunting adventures. Broad Field of ViewThe Sights has a 30mm reflective lens aperture, which provides a wide field of view, suitable for aiming and instant targeting and fast-moving objects. Unlimited field of view can accurately locate the target during the aiming process. Multi-coated Objective LensMulti-coated, scratch resistant lens provides enhanced image clarity, anti-reflection lens coatings increases light transmission for brighter views, full Multi-coating for protection from scratches and abrasion and a bright, clear sight picture. Wide applicabilityPistols, edge-fire rifles, shotguns, compound bows or crossbows. Specifications: Magnification: 1x Material: Aluminum Alloy Weight: 198g Length: 9.5cm/3.74in Objective lens diameter: 30mm Adjustment method: Built-in coin adjustment Coating method: Blue film Waterproof and anti-fog: Yes Shockproof: Yes Package includes: 1* 3-point Crossbow Sight 2* Lens Caps 1* CR2032 Battery 1* Cleaning Cloth 1* Instruction Manual 1* Allen Wrench Note: Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! Please allow 1-2cm measuring deviation due to manual measurement.