Thanks Imnaha - that's the dream, to do as you are planning. But baby steps first, and as you say, batteries don't last forever...
And thanks to JMooney! I like that idea very much. Off to WalMart, Target, etc. to see what might be out there to accommodate!
2012 Ford F-150 Eco, Max/Max
Jayco 26.5 RLS, Reese Sidewinder