Copperhead Electronic Red Dot Sight base is designed to fit standard 3/8" dovetail scope mounts. Features an enclosed tube and body of lightweight reinforced composite material Integrated metal .375-inch dovetail sight rail mount Large combat 8 MOA red dot with high/low intensity switch and separate windage and elevation adjustments Quick combat targeting /Powered by a 2032 3-volt lithium battery (included) Measures 4.25 inches long / Weighs 1.5 ounces Dimensions: 7.0x5.0x1.0 Warranty: 30 day Distributor Materials: plastic Model No: NA