Vortex Crossfire II Red Dot, 2 MOA, Picatinny 2 MOA Red Dot 11 brightness settings Compatible with night vision on the lowest 2 settings Powered by CR2032 battery Runs for up to 50,000 hours, depending on settings 100 MOA elevation and windage adjustability Length: 2.5" Weight: 5.3 ounces Includes lower 1/3 co-witness picatinny mount, low picatinny mount, custom tool, rubber cover, lens cloth, and CR20332 battery Vortex VIP Warranty