PARTSam 2x 5x3 Rectangle Stop Turn Tail Running Lights Red Lens 24LEDs LED Truck Trailer Hitch Tail Lights 12V IP67 Waterproof Sealed Flush Mount 3 Prong Watertight Plug Rubber Grommet[Easy Installation] This taillight comes with grommets for flush mount, also added a 3-prong watertight plug with attached wire. For installation, you just need to surface mount the grommets & light setup, and then connect the 3 wires to the corresponding wires on vehicles.[3 Functions & Waterproof] IP67 waterproof 5x3 led trailer light serves 3 functions: stop/brake lights, turn signal lights, tail/running lights; flush mount with rubber grommets and 3 prong wire pigtails.[Wide Compatibility] for almost all vehicles equipped with an 8-16 volt dc power source such as Flatbed Trucks, Pickup Trucks, Semi-trailers, Cargo Trailers, Work Vehicles, Heavy-duty Trucks, etc.[3 Prong Wire Pigtails] White wire=ground; red wire=high brightness for stop/brake/turn signal lights; black wire=low brightness for tail/running lights.