The Original LED Light Bar - The Rigid Industries E-Series was the first projected LED light bar. Since its introduction in 2006, the E-Series light bar has set the standard in the industry through continuing advances in technology and superior engineering. Available in a wide range of lengths and configurations, our flagship is the light bar of choice for everything from light truck / car applications and vehicle race teams to farming equipment and police / fire rescue vehicles. The E-Series light bar is designed to project light at extreme distances while consuming very little power. It features an extruded aluminum housing and polycarbonate lens that is sealed against the elements to provide years of trouble-free operation. Torture Tested and Approved. IMPORTANT NOTE: Light Bar Covers May Be Required for Light Bars When Vehicle Is Being Operated On Road. Check Local/ State Vehicle Regulations.