7 Pin Wiring Tester. Led lights indicate which functions (brake, turn, tail, stop, reverse, electric brakes, and 12v) are properly working. Web designed to test your wiring harness by simply plugging the tester inline between your tow vehicle and trailer, turn on your lights and check the easy to read led indicator lights.
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Led lights indicate which functions (brake, turn, tail, stop, reverse, electric brakes, and 12v) are properly working. Web tests 7 pin round connector wiring. The 7 pin round trailer wiring buddy also verified 12 volt charging signal as well as trailer brake.
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Led lights indicate which functions (brake, turn, tail, stop, reverse, electric brakes, and 12v) are properly working. The 7 pin round trailer wiring buddy also verified 12 volt charging signal as well as trailer brake. Web the 7 flat (spade) pin trailer circuit tester tests tow circuit lights.
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Web designed to test your wiring harness by simply plugging the tester inline between your tow vehicle and trailer, turn on your lights and check the easy to read led indicator lights. Can be used on 7 pin towing sockets or 7 pin plugs.
