Bought my used camper last year and a solar panel was already installed when I got it. My last camping trip I ran the heater overnight for two nights with no problems and was camped under trees so do...
Checked batteries again they read same as this morning. They are completely disconnected. Checked them with my old triplette meter with a mirrored scale and they read 12.9. I measured battery on my car and it was 12.4v with the digital meter. These batteries are RV deep cycle type.
Edit: I ranged up the digital meter up to the 200v scale and it reads 12.9v reads 13.02v on the 20v scale