Mark III tactical advanced W/4 reticles/black. The mark III tactical reflex optic Series were designed with the styling and features popularized with NcSTAR's top selling compact mark III tactical scope Series. We now offer these mark III tactical reflex optic models that looks great and are packed with many of the popular features that are ideally suited for tactical shooters. Features: - LED (light Emitting Diode) 100% safe for the eyes - Unlimited eye relief for flexible mounting - 4 reticles: dot, Cheveron, horse shoe, Urban cross - three brightness levels and three different colors: Red, green, and Blue for each of the four reticles - reflex optic centerline height at AR15 11/2 inch optic height. - locking quick release mount for mounting onto Weaver, Picatinny, and 1913 mil-spec rails. - sealant cut objective lens sun-shade. - black anodized aluminum body - includes lens covers, extra battery, and mounting tools - us patent pending