Modern Design: 4 color-coded wires design for easy connection, black for ground, red for brake, yellow for turn, and green for tail light. Multi-function: Portable compact size with red and amber beam, can be used as tail light, driving light, brake light, turn signal light, reverse light, etc. Use for: Works on 12V vehicles. Perfectly suitable for all kinds of trucks, trailers, semi-trailers, trucks, off-road vehicles, ATVs, SUVs, UTEs, pickup trucks, tractors, buses, cars, boats, caravans, etc.