The HWS 512 series is the non-night vision model of the popular 552 series of holographic sights currently used by various military, police, and special forces units around the world. EOTECH'S HWS (Holographic Weapon Sight) optics utilize holographic technology to greatly reduce parallax when acquiring an off-center sight picture, allowing for a point of impact closer to the sighted-in point of aim. The 512 is the standard full-size option allows the sight to accommodate two AA batteries, allowing for a longer operational life. The optic also includes infrared brightness settings for use with night vision optics and comes with an 8-hour auto shutoff feature to help conserve battery life. This model features an all black finish and includes two AA batteries. The optic comes with a standard crossbolt mounting interface.