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6 to 12 Volt Circuit Tester
The Hopkins 6 to 12 volt probe circuit tester tests the turn signals, brake lights, and taillights of a trailer when it has been connected to a vehicle. It works on both vehicle and trailer wiring. Its multi functional design can detect short circuits and faulty lights and fuses. The red LED Light illuminates when the connection has been made properly. The included Alligator clip makes for an easy ground attachment.
- 6 to 12 Volt
- Part number: