Trailer Buddy The One Man Trailer Wiring Tester
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Electronic Specialties Trailer Buddy The One Man Trailer Wiring Tester

Part No. ESI220 Warranty Details  

Test 4 and 5 pin flat connector wiring in 30 seconds

Each signal from vehicle emits a unique tone

Tester also emits unique tone for any shorts in the wiring

Simple to use, a one man tester Don't waste a lot of time when trying to test your trailer wires. This one man, 30 second tester greatly reduces time spent verifying vehicle trailer wiring. It's simple to use, just apply brakes, turn signals, running lights and engage reverse.

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