One Man Trailer Wiring Tester. Tests 4 & 5 Pin Flat connector wiring. Each signal from vehicle will emit a unique tone. One person makes complete test in 30 seconds! Just apply brakes, turn signals, running lights & engage reverse. Tester also emits unique tone for any shorts in the wiring! Greatly reduces time spent verifying vehicle trailer wiring. Very simple & easy to use - saves time.
|Brand||Electronic Specialties Inc|
|Terminology||Trailer Wire Tester|