Multi-Function 7 & 4 Way Towing Circuit Tester

Item #
Ensures that 12V power from your tow vehicle is reaching the trailers tow plug.
More Information
Item # 18556
Brand Generic RV
Model DBP7+4
Fits One end for 7-way round plugs with blade connectors, the other end for 4-way flat.
Features One end for 7 way round plugs
Other end for 4 way flat
Long lasting LED's
Special Order Item No
UPC 749774020042
LTL Freight No
WARNING: This product can expose you to chemicals, which is known to the State of California to cause cancer and reproductive harm. For more information, go to
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