The model: Lighting and reflection of the trailer

Always: 2 red rear lights, 2 red brake lights, 2 indicators, plate lighting and 1 red rear fog light. Reflection: red rear (triangular), white front, orange on each side. Conditional: position lights only >1.60 m wide, reversing light only >750 kg, marker lights only >6 m long or >2.10 m wide (Book p.232).