IPA 7 Round Pin Tractor Trailer Circuit Tester - 7865L

Test Towing Circuits at the Back of the Truck

The 7 round pin tractor trailer circuit tester does "one-man testing" for male and female 7-way round pin tractor trailer plugs and much more.

Features and Benefits:

• Troubleshoot tractor trailer circuits
• One person can now test all the lighting
• Allows bypassing oftroubled circuitry while on the road
• Eliminates guesswork
• Packaged with an extra jumper connector
• "Winged" grip for easy removal from electrical connector