Partsam 4 RED + 2 White 6" Oval LED Trailer Tail Light Kit, DOT Stop Turn Brake Reverse Back UP Tail Light, 6 Inch Oval Stop Turn Tail Backup Light Truck UTV Tow ATV Bus Jeep Van Caravan 12v DC Partsam ( 2White+4Red ) 6" Oval Led Truck Trailer Light Lamp--Stop/Tail/Turn Light Backup Reverse Lights - 10 Diodes For trucks trailers, tractors, semi-trailer, dump truck, bus, boat, camper, cargo, special vehicle, etc. Heavy trucks such as Peterbilt, FREIGHTLINER, KENWORTH etc. 12V Sealed light Assembly, impact resistant and less susceptible to shock damage. Each LED light is water-tight sealed. Light Size: 160mm x 58mm x 25mm (6.3'' x 2.3'' x 1''); Size with grommet: 185mm x 80mm x 25mm (7.3'' x 3.1'' x 1'') EASY TO INSTALL: 3 Wires Connection - Black Wire is the Ground; Red Wire is the high brightness; White Wire is the low brightness.