This EOTech 512.RT has a 65 MOA ring with 1 MOA dot reticle pattern, Real Tree APG HD finish, and runs on a AA battery.
Power Supply: AA battery (lithium, alkaline or rechargeable) Dimensions: 5.4 x 2 x 2.25Weight: 10.9 oz Battery Life: Lithium: 1,100 continuous hours at nominal setting 12 / Alkaline: 600 continuous hours