13 Pin Towing Socket & Plug Tester

Plug the tester into either the car’s 13-pin socket or the trailer’s 13-pin plug and press the yellow button on the side of the tester. The lights will flash and indicate if there are any faults with the lights of the vehicle.

• Tests 13-pin ‘N’ plugs and sockets
• Plugs directly into N type 13-pin plug or socket to test all lighting circuits
• Portable and lightweight
• Requires 1 x 9V PP3 battery (not included)