ESSLNB Red Dot Sight Red/Green Dot Reflex Sight Scope with 20mm/22mm Weaver/Picatinny Riser Rail Mount 5 Adjustable Brightness and Flip-Up Covers

• Airsoft scope with 30mm multi-coated tubeless design lens which increases light transmission and delivers more bright. It can provide a wide field of view, suitable for rapid moving targets and normal targets. This red and green dot scope was engineered to co-witness perfectly with the included cantilever mount with standard iron sights.Fast target acquisition with the parallax free design. Incredibly easy to sight-in. 20mm/22mm Weaver/Picatinny for standard bases, very sturdy and secure rail mounting system.Allen Wrench included helps you adjust elevation and windage easily, with locking screw. Toggle between red or green dual illuminated dot reticles with 5 adjustable brightness. For best visibility, we recommend using red for night and green for day time. Aluminum body with all-metal interior instrumentation.The airsoft sight is durable and light weight, waterproof and shockproof. Low power consumption for long battery life. Removable, spring-loaded flip lens covers on both ends keep your site clean and clear from debris.