Feature:
100% Brand new and high quality.
Durable construction, high-and low-temperature resistant, acid and alkali resistant
Compact hand held design, portable, easy to carry
Just plug the tester in the 7pin/13 pin socket or the 7pin/13 pin plug of the trailer or caravan and press the yellow button on the side of the tester.
Designed to indicate a failure in the wiring on both towing vehicles and trailers/caravans etc
Use For: Trailers, RVs, carts, trucks, trucks, semi-trailers, sedans, yachts, ships, motorcycles, bicycle racks, luggage boxes, etc.
Trailer products:European/American/Australian trailer plugs, trailer sockets, trailer cables, trailer cable adapter connectors, trailer taillights, trailer current testers, and other trailer products
 Specification:
Powered: 9V Battery (not included)
Voltage 12V
Package Included:
1 x Plug Socket Diagnostic Tools