4 - 6 Volt Batteries - Which Battery Tender?
So I have 4 6 volt batteries. I can't decide which would work best for me. I get tired of filling these batteries up with distilled water every 1-2 months. Battery Tender 021-0128 Battery Tender P...
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I just plug the RV into power. I think the system is over charging and it might be better to get something that shuts off charging when the batteries don't need it.
