Features:
Suitable for European standard trailer.
Establishes a secure connection between your major vehicle and the additional trailer; Transfers the electronic signal lights from the vehicle to trailer.
Converts the 13-pin socket on your car to the 7-pin female socket.
Supplies power to your caravan， towing and truck.
Slim line design: same diameter as a normal trailer plug and just over half the length.
Plastic housing prevents rusting and enhances appearance.
Waterproof for all road and weather conditions.
 
Specifications:
Item Type: Electrical Plug & Sockets
Item Name: 13 To 7 Pin Adapter
Material: Plastic
Color: Black
Input: 12V
Item size: 4(D) * 7(H)cm / 1.6(D) * 2.8(D)in
Package size: 16.5 * 10.5 * 5cm / 6.5 * 4.1 * 2.0in
Package weight: 95g / 3.4oz

Wiring configuration:
7 Pin Lighting Connections - 12 N Black Cable Function

Pin	Wire Color	Function
1	Yellow	L / H Direction Indicator
2	Blue	Rear Fog Lamps
3	White	Earth Return
4	Green	R / H Direction Indicator
5	Brown	R / H Tail & No. Plate Lamp
6	Red	Stop Lamps
7	Black	L / H Tail & No. Plate Lamp

13 Pin Lighting Connections - Cable Function

Pin	Wire Color	Function
1	Yellow	Left Indicator
2	Blue	Fog Light
3	White	Earth Return
4	Green	Right Indicator
5	Brown	Right tail / Side Light
6	Red	Brake / Stop Lights
7	Black	Left tail / Side Light
8	Pink	Reversing Light
9	Orange	12V Permanent power from battery
10	Grey	12V Ignition on (Battery charging or Fridge)
11	White / Black	Earth for Teminal 10
12	White / Blue	NOT usually used
13	White / Red	Earth for Teminal 9

Package List:
1 * 13 To 7 Pin Adapter