Partsam 2 Pcs 6" 25 ARROW LED Surface Mount Oval Amber Turn Signal Side Marker Tail Light Indicator Assembly for Truck Trailer Trail Bus 12V DC, 6 Inch Oval LED Truck and Trailer Turn Signal Lights Partsam (2 x Amber) 6" Oval Waterproof LED parking Arrow Truck Bus Trailer Tail Stop Turn Signal Light w/ 25 high power LEDs in a 5-arrow pattern. Color: Amber Lens Amber/Yellow LED These lights are running lights and also have the arrow function for the turn signals Universal for trucks, trailers, tractors, semi-trailer, Dump Truck, special vehicle, etc. Unit is supplied with 3 wire pigtails for ground, turn and running light: Black Wire is the Ground; Red Wire is the high brightness; White Wire is the low brightness.