MY RV IS ONLY 9 MONTHS OLD AND IT IS ON CITY POWER. LIGHTS WITH MOTION SENSING- THE LIGHT IN THE MOTION SENSING POSITION, STARTED TO SMOKE AND INDICATE FIRE WITHIN THE LIGHT ITSELF. MODEL #SD1510-PIR 12V DC, 4W SMD LED. ON GRAND DESIGNS WEB SITE IT INDICATES NOT TO USE THE LIGHT PICTURED AND TO USE A DIFFERENT PART NUMBER. THEY ARE NO LONGER WANTING TO INSTALL THE ORIGINAL PART FOR SOME REASON. THE POTENTIAL FOR FIRE AND A DEATH ARE HIGH IF WE DON'T REMEDY THIS ISSUE. I WAS FORTUNATE ENOUGH TO BE PRESENT WHEN IT FAILED. I STILL HAVE 4 MORE OF THE SAME LIGHTS IN MY RV.