The Viridian MDS25 Green Dot Sight is a compact rifle sight made for quick target quisition and durability. The Included picatinny rail ensures this optic will mount to almost any sporting rifle on the market and the 30,000 hour battery life means the MDS35 will be ready whenever you need it. FeaturesT2 Picatinny Mount Included30,000 Battery Life90 MOA Elevation and Windage Adjustments8 Daytime Brightness Settings & 2 Nighttime