The EOTech 552 is a battle tested and trusted red dot optic. The 552 features a manageable footprint at 5.6"L x 2"W x 2.5"H inches in length and is lightweight at 11.5 oz. making it ideal for speed and accuracy during competition and tactical shooting. Its compact profile and rugged construction provide shooters with excellent balance for easy handling and quick target acquisition. The EOTech is battle-tested by frontline American warriors from the Stryker Brigade, 10th Mountain Division, and 3rd Infantry, the night vision compatible Model 552 holographic weapon sight is powered by AA batteries and fits on both 1" Weaver and Mil-Std-1913 rails. EOTech's unique reticle patterns are a critical to delivering fast target acquisition and MOA accuracy at any range. EOTech reticles feature a 68 MOA ring surrounding a 1 MOA center dot allowing the shooter to quickly pick up and lock on a target. Additionally, the rugged construction by EOTech provides an aluminum housing and is water resistant to 10mm ensuring a perfect zero in all environments. The EOTech 552 offers the shooting enthusiast and tactical operator a tough, reliable and battle tested optic.Features: Holographic window Aluminum housing 1 MOA red dot 68 MOA ring Mounts to 1" Weaver or MIL-STD-1913 rail On/Off and brightness adjustment switches Aluminum hoodEOTech, a division of L-3, delivers cutting edge technology and products in the fields of holographic sighting systems, tactical lasers, illuminators and thermal imaging equipment. EOTech provides high-quality battle-tested products to law enforcement and commercial markets around the world.