Keeping you Ready for the Road Ahead , the Grote SuperNova NexGen 4” Round Single/Dual-System LED Back-Up Light supplies the proper FMVSS 108 standard safety lighting for your semi truck. This light boasts single-system capability that permits one-lamp system to meet all back-up function requirements. Keep yourself and other drivers safe while your rig is in reverse, with superior light transmission. In addition, gain protection from lamp corrosion with a hermetically sealed lamp. This long-lasting LED utility back-up lamp provides excellent energy efficiency that does not drain vehicle power. FleetPride is your First Click in Heavy Duty .