Overview ARO (Advanced Rifle Optic) is an advancement on our popular 20mm 403 and 503 series optics. ARO features an all-new 22mm housing design that mates perfectly with our magnifier series and an all-new 1.63” lower 1/3 co-witness pedestal mount. ARO is available as a 2MOA dot only or with our Multi-Reticle System (MRS) in Red, Green, or Gold. Up to 50,000 Hour Battery Life. Compatible with standard Aimpoint footprint mounts such as Unity or Scalarworks. In the Box 1x ARO-MRS-RD Optic 1x 1.63 in Optic Mount 1x 1.05 in Optic Mount 1x Multi-tool 1x Wrench 1x Cleaning Cloth OPTICAL SPECS Reticle 2 MOA Dot Light Wavelength 650nm Reticle Color Red Parallax Free Yes Unlimited Eye Relief Yes Magnification 1x Multi-Coatings Yes ELECTRONIC SPECS Power Source Battery Battery Type CR2032 Battery Life (Hours) 50000 Thermal Modes N/A Digital Modes N/A Video Recording N/A Screen Refresh Rate N/A Digital Screen N/A Brightness Setting 10 DL & 2 NV PHYSICAL SPECS Window Size 0.86 in Dimension (in) 2.48×1.54×2.63 Weight (oz) 3.38 MECHANICAL SPECS Housing Material Durable Aluminum Surface Finish MAO Adjustment per Click 0.5 MOA W&E Travel Range ±50 MOA ENVIRONMENT SPECS Storage Temperature -40℃~70℃ Working Temperature -30℃~60℃ Submersion IP67 Vibration 1000G Unfortunately this item is available to ship in Canada only as it is a Holosun Canada item. Origin:Manufactured in China