Charge Batteries by Idling Tow Vehicle?
This may be a dumb question, but since every tow vehicle has a generator which is connected to the batteries and they charge while driving, how about hooking up and charging at the campsite while idli...
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Seems like almost every RV park there is always a few hold outs who just refuse to spend a couple of dollars for a diode and 10 ft of wire for a charge line. Hoods up with battery chargers. Never heard this one before. Leave your toad running while towing or run it all night in the RV park. I guess it's not money it is principle. Actually it did cost me almost $5 for the wire, diode and small box to put it in.
