Seller notes

• The 4 & 5 pin Side Circuit Tester easily traces each lighting function to the terminal in question. • Each LED light corresponds to the circuit being energized • Provides an easy to connect ground terminal for trailer lighting set-up. National Tool Warehouse Our eBay Store About Us Contact Us Add to Favorite Sellers 4 & 5-way Pin Side Circuit Tester • The 4 & 5 pin Side Circuit Tester easily traces each lighting function to the terminal in question. • Each LED light corresponds to th...

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