The Truglo Triton 30mm Tri-Color Tactical Red Dot Sight features a 3 MOA center dot and operates with one 3V CR2032 lithium battery. This sight includes an integrated Weaver-style mounting system for easy attachment to your firearm.Key FeaturesReticle Colors: Offers three reticle colors: red, green, and blue for improved visibility against diverse backgrounds.Dot Size: The 3 MOA center dot is designed for precision aiming.Unlimited Eye Relief: Provides unlimited eye relief for quick target acquisition.Optic Coating: Equipped with a multi-coated lens to enhance light transmission and reduce glare.Length: Measures 3.82 inches in length, compact for a variety of setups.