ROMEO5 compact red dot sights provide civilians and armed professionals a robust 1x aiming solution for any situation. Ultra-low parallax so point-of-aim is point-of-impact and the red dot remains parallel to the bore of your firearm, no matter what your viewing angle is relative to the optical axis of the sight. Unlimited eye-relief allows you to acquire the aiming point and the target regardless of the position of your eye behind the sight. The readily available CR2032 battery is side-loading, allowing for quick battery replacement (featuring 40, 000+ hours or more of life). Dependable waterproof (IPX-7 rated for complete water immersion up to 1 atmosphere) and fog-proof performance. Features: 2 MOA Red-Dot provides 10 illumination settings (8 daylight plus 2 NV) for visibility in all light conditions - MOTAC (Motion Activated Illumination) powers up when it senses motion and powers down when it does not. Provides for optimum operational safety and enhanced 40, 000+ hour battery life - Integrated M1913 Pica tinny interface provides industry-standard mounting options for a wide range of applications - Dependable waterproof (IPX-7 rated for complete water immersion up to 1 meter) and fog-proof performance Includes: M1913 Pica tinny low mount riser - co-witness 1. 41" riser mount Specifications: Magnification: 1x - Objective Clear Aperture: 20 mm - Reticle: 2 MOA Red Dot - Adjustment Increments: 0. 5 MOA - Battery: (1) CR2032 - Color: Black