2 MOA Red Dot reticle for precise aiming - 30mm multi coated objective lens - Digital push button brightness controls - 8 brightness settings - Remembers last used brightness settings when powering on - Includes cantilever Picatinny rail mount (absolute co witness with standard backup iron sights) - 1/2 MOA windage and elevation adjustments - Wide field of view - CNC machined from aircraft grade aluminum - Unlimited eye relief - Auto off feature preserves battery life (4 hour idle from last button push) - Nitrogen gas filled - Removable lens cap included - Battery included (1.5V AAA)