NCS1123 Features: * Lens coating: Ruby * LED (light emitting diode) 100pct safe for the eyes * Black anodized aluminum body * Unlimited eye relief and field of view * Seven position rheostat knob for multiple brightness settings * Powered by three volt lithium battery (CR2032) * Magnification: 1x * Objective diameter: 30 mm * Dot size: 5 M.O.A * Click value: 1 M.O.A * Reticle: Red dot Includes: * Includes extra battery, lens covers, mounting tool Color/Finish: * Exterior finish: Black aluminum Specifications: * Integrated 0.38 dovetail mount Dimensions: * Mount: Integrated 0.38"" dovetail * Dimension: 3.15"" D