Adapter Trailer 13 To 7 Pin Connection Plug Truck RV Connection Socket Cable Adapter Features: Model: TM3033 (for European cars) Category: Plug Shape: Round Waterproof for all road and weather conditions. Contact material: copper Insulator material: engineering plastic Material: Nylon Number of cores: 7 Number of needles: 7 Voltage output: 12V Main function: Connect trailer and power supply, suitable for trailer signal display Applications: Commercial Vehicles / Trailers / RVs / Cars / Ships, etc. Will operate all road legal lighting for your trailer / caravan. l PIN 1 - Yellow Wire (Left/H Direction Indicator) l PIN 2 - Blue Wire ( Rear Fog Lamps ) l PIN 3 - White Wire (Earth Return) l PIN 4 - Green Wire (Right/H Direction Indicator) l PIN 5 - Brown Wire (Right/H Tail & No. Plate Lamp) l PIN 6 - Red Wire (Brake lights) l PIN 7 - Black Wire (Left/H Tail & No. Plate Lamp) 13 Pin Lighting Connections Cable Function l Pin1 - Yellow Wire ( Left Indicator ) l Pin2 - Blue Wire (Fog Light) l Pin3 - White Wire (Earth Return) l Pin4 - Green Wire ( Right Indicator ) l Pin5 - Brown Wire ( Right tail / Side Light ) l Pin6 - Red Wire ( Brake / Stop Lights ) l Pin7 - Black Wire ( Left tail / Side Light ) l Pin8 - Pink Wire ( Reversing Light ) l Pin9 - Orange Wire (12V Pemanent power from battery) l Pin10 - Grey Wire ( 12V Ignition on ( Battery charging or Fridge ) l Pin11 - White / Black Wire (Earth for Teminal 10) l Pin 12 - White / Blue Wire ( NOT often used ) l Pin 13 - White / Red Wire (Earth for Teminal 9 ) Package Includes: 1x Plug Adapter