The NV settings have 10 different options. If you purchased the product from us it would be directly from the manufacturer.
Yes, Eotechs are great additions to shotguns.
These sit at lower 1/3rd co-witness height, the irons should be below the drop dots.
68moa is slightly larger, but by a negligible amount. These have always had a 68moa ring, however EOTech used to market them at 65moa before remeasuring them. They now list them as 68moa.
Battery life at a medium brightness setting is around 1000 hours. Average battery life when the brightness is at max is close to 500 hours.
The EOTech HWS EXPS 3 Circle Red Dot Sight is compatible with the Q Sugar Weasel and can be paired with a magnifier.
Yes, the EOTech HWS EXPS 3 features a built in QD mount and sits at a lower 1/3 co-witness centerline height (1.6").
The EOTech HWS EXPS 3 Circle Red Dot Sight can be used on a Beretta 1301 Tactical if it has a picatinny base mounted on the receiver.
Yes, the EOTech HWS EXPS 3 Circle Red Dot Sight is advertised as being parallax free.
The EFLX Mini Reflex Red Dot Sight at the link below is designed to fit handguns with an optics cut slide for Leupold Delta Point Pro footprint red dots.
https://www.opticsplanet.com/eotech-mini-reflex-red-dot-sight.html