HD-Pro light arrays take advantage of the warning lights used worldwide by Fire, Police and Emergency professionals … in a heavy-duty system that is specifically designed to handle the adverse conditions you face every day. Six or eight flashing Smart-LED™ modules provide headsup warning to traffic approaching rear of vehicle. Super-LEDs® provide high impact warning light that requires much less current, are virtually vibration and moisture resistant, and, because they are surface mounted, are simple to install. Offered in rugged stainless steel housings, HD-Pro light arrays are the heavy-duty answer for your heavy-duty work.