The Electronic Control Panel is placed on top of the scope for ambidextrous use. You can turn On/Off the illuminated reticle & LED NAV lights, adjust the brightness level of the illuminated reticle, and switch the colors of the reticle (Blue or Red) and NAV lights (White or Red). White & Red Navigation LED Lights for maneuvering in the Dark. Lower powered lighting helps preserves users night vision and their ability for their eyes to see in the dark. Top mounted Backup Iron rear peep sight and Fiber Optic front sight post.