boondocking, need help asap....
Just put a new controller in for my 55w solar panel. It charges batts (2 12v) to full charge, but once the sun starts to go down the batts start to discharge and the controller shows red by morning. W...
Forum Discussion
Did you actually test the batteries on the old controller. With a light panel and cheap controller, is it possible that the batteries were actually being drug down and they are now the weak point.
