MH>BB> The Durango has onboard computers that use battery power for keep alive
MH>BB> memory and will deplete the battery in three to four weeks. I suggest
MH>BB> keeping a trickle charger on this vehicle.

MH>I found out the Durango battery is 7 years old.  It did start this weekend
MH>after sitting for a week, so I'm hopefull that I might get another year out
MH>it - provided it is started and driven at least once a week.

MH>For longer periods, I will remove the battery and put it on the trickle
MH>charger.

That is when a 15 Watt solar panel is handy. Of course the vehicle
needs to be parked outside but just lay the panel on the roof of the
vehicle and hook it up.
A panel that size for charging a 12 volt battery does not need a charge
controller either.
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 þ SLMR 2.1a þ Typo Tom strikes agaoin