Check the listing for details. Meprolight MPO-DF Open Reflex Red Dot Sight 3.5 MOA Dot RMR Footprint 901243271. Color: Black, Condition: New. Listed at 169.99 USD. Meprolight MPO-DF Non-Magnified Open Reflex Red Dot Sight 3.5 MOA Dot RMR Footprint Designed for Full Sized Pistols Black 901243271 Description: The Mepro MPO-DF is an open reflex red dot sight specially designed for full-sized pistols. This cost-effective optic punches far above its cost. It features a 3.5 MOA ret dot reticle, RMR footprint, automatic and manual brightness controls, CR1632 battery lasting 2 years plus while being water, shock, and fog proof makes this optic stand out from the crowd. The Mepro MPO-DF allows you to upgrade your current sighting system with money left over for more ammo. The Meprolight® name means we only produce products we, ourselves use and carry in defense of ourselves and our families. Choose the best, choose Meprolight®. Footprint RMR Objective Lens Diameter W: 0.89”x H: 0.68” Reticle Type Dot Reticle Size 3.5 MOA Reticle Color Red Brightness Settings 8 Auto Brightness Yes Manual Brightness Yes Battery Type 1x CR2032 Battery Battery Life 15,000+ Windage/Elevation Adjustment 1 MOA Windage/Elevation Travel ± 50 MOA / ± 70 MOA Waterproof IPX7 Fog Proof Yes Weight 1.2 oz. .