No one understands the need for uncompromising accuracy better than SIG SAUER. SIG has developed truly game-changing optics for all types of shooters: military" law enforcement" hunters and competitive shooters. Rugged dependability meets streamlined design with the all-new ROMEO-X Enclosed pistol red dot from SIG SAUER. Leveraging SIG’s experience developing durable red-dot technologies trusted by militaries around the world, the ROMEO-X Enclosed optimizes strength and reliability for the concealed environment. Featuring a rugged 7075 aluminum housing with a fully enclosed, sealed, and Argon-purged optical system, the ROMEO-X Enclosed creates a rock-solid, distortion free, aiming solution for the most demanding shooters and circumstances. Equipped with a side-mounted battery compartment and SIG SAUER’s patent-pending beryllium copper flexure system, the ROMEO-X Enclosed’s deck height is the lowest in the industry, allowing for effortless co-witness with standard height irons and is available in both PRO and COMPACT standardized footprints. Building up SIG SAUER’s DNA of trusted military innovation, the ROMEO-X Enclosed delivers streamlined dependability without compromise.   ROMEO-X Enclosed. Where X marks the dot. Specifications for SIG SAUER ROMEO-X Compact 1x24mm Enclosed Emitter Reflex Red Dot Sight: Manufacturer: SIG SAUER Color: Black Fabric/Material: CNC Machined 7075 Aluminum Magnification: 1 x Objective Lens Diameter: 24 mm Illumination Color: Red Adjustment Click Value: 1 MOA Emitter Type: Enclosed Battery Type: CR1632 Battery Quantity: 1 Battery Life: 20000 hours Water Resistance Level: IPX-7 Length: 1.62 in Width: 1.23 in Height: 0.94 in Weight: 1.1 oz Quantity: 1 Red Dot Sights-Footprint: RMSc Zoom Range: 1x Features of SIG SAUER ROMEO-X Compact 1x24mm Enclosed Emitter Reflex Red Dot Sight: Inspired by Mil-Spec ROMEO-M17 Rugged 7075 aluminum housing with a fully enclosed and sealed optical system. Patent-Pending Beyllium Copper Flexure Arm. Distortion free aspherical lens. MOTAC (Motion Activated Illumination) Avialble Reticles: 3 MOA Red Dot, 6 MOA Red Dot or Circle Dot. Low deck height for standard-height iron sight co-witness. 20,000 hour battery life with side load battery. 15 illumination settings including 3 night vision Package Contents: SIG SAUER ROMEO-X Compact 1x24mm Enclosed Emitter Reflex Red Dot Sight