Sig Sauer Romeo3Max Miniature Reflex Sight 6MOA Red Dot Model: SOR32003 Sig's Romeo3Max is a compact, open reflex sight features a 30mm wide, round lens for superior field-of-view, a special red-notch filter for vivid red dot and unrivaled optical clarity, with a 3 MOA dot size for rapid target engagement, twelve illumination intensity levels, MOTAC activation, and up to 20,000 hours of runtime. Brand Sig Sauer Electro-Optics Category Red Dot Sights Magnification 1x Model Romeo3Max Color Black Reticle Illuminated Red Dot Material Aluminum Firearm Type MSR / Shotguns / Handguns Mount Type Picatinny Rail Adjustment Size 1 MOA Objective 30mm Brightness Settings 10 Day / 2 Night Battery CR2032 Windage Adjustment 80 MOA Length 2.10" Proofs Fog / Waterproof Battery Life 20,000 hrs Dot Size 6 MOA Elevation Adjustment 110 MOA Includes Picatinny Mount Optic Coating SpectraCoat Width 1.30" Weight 1.50 oz Windage Elevation Adjustable