Sig Sauer Electro-Optics Romeo-X Black Anodized 1 x 24 mm 3 MOA Red Dot Aluminum Housing Introducing the new ROMEO-X optics family. Built from the ground up with industry-leading functionality. 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, inspired by the MIL-SPEC ROMEO-M17. 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. Designed, tested, and assembled in the USA, the ROMEO-X boasts direct mounting footprints for your favorite optics-ready pistols. Brand Sig Sauer Electro-Optics Category Red Dot Sights Model Romeo-X Magnification 1x Color Black Anodized Reticle 3 MOA Red Dot Material 7075 Aluminum Firearm Type Pistol Mount Type Shield RMSc Pattern Footprint Adjustment Size 1.50 MOA Objective 24mm Brightness Settings 12 Day / 3 Night Switch Type MOTAC-Motion Sensing Technology Battery Size CR1632 Windage Adjustment 80 MOA Length 1.62" Proofs IPX7 Water Resistant Power Source Battery Battery Life 20,000 Hours Bulb Type High-Efficiency Point Source LED Dot Size 3 MOA Elevation Adjustment 80 MOA Height 0.94" Optic Coating D.A.R.C. (Dark Adaptive Reticles & Coatings) / SpectraCoat Width 1.23" Lens Type Asphere Weight 1.00 oz Controls Side Mounted Windage Elevation Adjustable