CAST Perimeter® Security Lighting GEN 3 is the world's most sophisticated low voltage low cost easy to install LED security lighting solution on the market today. The Gen 3 product enhances camera images, illuminates the fence line and property, and provides unmatched glare-free even illumination for security guards and blinding glare for intruders attempting to breach the fence line. CAST Perimeter's premier luminaire, GEN 3 is loaded with product features that create precise, effective security lighting. It has the widest light distribution at 120' foot diameter and four different lighting levels.