This EOTech Holographic Sight has easy adjust buttons located on the left side and a reticle pattern with 65 MOA ring and 1 MOA dot. Features include a repeatable to within 1 MOA after remounting, 20 brightness settings, waterproof up to 10 feet, LBC and magnifier compatible, and an adjustable, locking quick-detach lever that fits both 1" Weaver and Mil-std-1913 rails. EOTech 518 Holographic Weapon Sight QD 518.A65