... light bar, IP rate 68, high power 3W Cree LED, PMMA lens, Deutsch connector, Aluminum housing LED off road light bar, LED work light bar, LED vehicle light, LED flood light, LED machine light ... -done WD-N4 series LED light bar.Main Features:1. Alumium housing with professional heat radiation design ... material for best light transmition. NOTE: We can produce any size with diploid number of 4 LEDs.