Black Owl Gear Tactical™ 3-9X40 Optic Fibre (Green) is a professional illuminated rifle scope system for quick target acquisition in both short-range and mid-range. It features in variable zoom option and adjustable telescopic capabilities for a dynamic shooting expereicne. The sight required no battery to light up the reticle. It is powered by optic fiber with using the natural light from surrounding. Without an electical illuminator, optic fiber scope provides enhanced longevity and reduces the risk of component failure.