7-Pin Round Circuit Chaser

Designed to quickly test tractor and trailer lighting circuits .Just plug it into the pig lead coming off the back of the tractor and watch the LEDs to confirm brake, running lights, etc. .You can even take the tester in the cab .Allows the driver to remove a pin in the tester, bypassing a bad circuit or putting a jumper from the center pin to any circuit to power it up in emergencies .Fourteen LEDs show power to circuit

Additional Information

• Country of Origin: CN
• Warranty: R1