Now with an easy-to-see Green reticle, the XPS is the shortest and lightest HWS sight yet. The Green reticle is approximately 6X easier to see than red in daytime which can lead to faster target acquisition. With a single 123 lithium battery configuration, the XPS provides additional rail space, leaving more room for rear iron sights or magnifiers. Also offering water-resistant capability up to10 feet, the XPS2TM is a great compact option for your platform.Reach your speed-to-target potential using our superlight XPS2 with green reticle technology. Proven 5X easier to see than red in daytime, our green reticle delivers faster target acquisition. The XPS2 is the shortest, smallest and lightest EOTECH holographic weapon sight available. Its size and weight offer convenience for shooters and law enforcement officers. Powered by a single CR123 battery, it takes up less rail space, leaving more room for rear iron sights or our G33 Magnifier. With water-resistant capability up to 10 feet, the XPS2 is a great compact option for your platform. Feature: 20 daylight brightness settings 600 continuous hours battery life at nominal setting 12 at room temperature Water-resistant -10 feet depth Green reticle is best viewed in bright daylight conditions and with magnification