The Apex Gear Red Dot 30mm Crossbow Scope features Special 3-dot reticles, which include descending diameter MOAs for multi-distance shooting. A dual-color rheostat allows for multiple brightness settings in green or red. Other features include click windage and elevation adjustments, integrated Weaver-style mounting system and a see-thru/ flip-up lens cap (optical quality/all weather). The integrated lanyard system prevents loss of screw-down W/E caps. A removable sunshade is included.