Introducing the new ROMEO-X optics family. The ROMEO-X is the result of our experience developing durable red-dot technology that’s trusted by the military and put into a streamlined civilian package. Featuring a CNC 7075 aluminum housing, intuitive adjustment buttons, a side-mounted battery compartment, and an ultra-low deck height that gives you the ability to co-witness with standard height iron sights.- Patent-Pending Beryllium Copper Flexure Arm- Distortion Free Aspherical Lens- Open Emitter-10mm Rated- MOTAC (Motion Activated Illumination)- Circle Dot With Individually Selectable 2 MOA Dot & 32 MOA Circle- 20,000 Hour Battery Life With Side Load Battery- 15 Illumination Settings Including 3 Night Vision