As Tom said...it depends upon your converter/inverter/charger. I don't think they (rv mfg) put the old style single stage charger in rvs anymore....well, maybe the really cheap ones. I had one in my old 2000 Coachmen TT and it went through two batteries before I found out what was happening.
Ron
Ron & Sandie
2013 Tiffin Phaeton 42LH Cummins ISL 400hp
Toad: 2011 GMC Terrain SLT2
Tow Bar: Sterling AT
Toad Brakes: Unified by U.S. Gear
TPMS: Pressure Pro
Member of: GS, FMCA, Allegro
RETIRED!! How sweet it is....