... RVs,Any 6 to 42 Volt DC powered circuits. Automotive Short & Open FinderApplication:Automobiles,Trucks,Trailers,Boats,RVs,Any 6 ... and overloads.Display provides a numeric value to indicate short or open.Transmitter and Receiver LEDs show open or ... bundles,conduits,behind panels,under carpets,upholstery,etc.Function:1.Short circuit tracing2.Open circuit tracing3.Wire/Circuit tracing4.Wire ...