EOTECH XPS2 1x 68mm Red Dot - 68 MOA Ring w/ 1 Dot - The HWS XPS2 OD Green is the non night-vision version of our shortest and lightest HWS sight so far. The CR123 lithium battery configuration of the XPS2 provides additional rail space, leaving more room for rear iron sights or magnifiers.; Also offering water-resistant capability up to 10 feet.; Includes battery and case.; Mount - 1in Weaver or MIL-STD-1913 rail;