Enhance your shooting experience with the NcSTAR DRGB135U Red/Green/Blue Dot Optic, designed for unparalleled precision and versatility. This optic features a sleek, durable body and offers an intuitive adjustment mechanism for optimal performance. With a 1X magnification and a 3 MOA dot size, enjoy unlimited eye relief and adaptability for various mounting setups. Its rheostat knob allows you to switch between vivid red, green, or blue dots, ensuring excellent visibility under any light conditions. LED (Light Emitting Diode) 100% Safe for the Eyes Unlimited Eye Relief for flexible mounting Rheostat Knob with Three Brightness Levels for each of the Red, Green, and Blue Dot reticles Includes 30mm Cantilever weaver/Picatinny type Mount Ocular and Objective Flip-Up Lens Covers Powered by 3 Volt Lithium Batteries (CR2032) included Includes Extra Battery and Mounting Tools Black Anodized Aluminum Body Experience reliability and performance with the NcSTAR DRGB135U, your perfect shooting companion.