@candjb your 2023 trailer, with solar, has the Victron solar controller. The controller has bluetooth capability and can give you plenty of information about your battery. Find the App, set it up on your phone, and we can show you how to use it. But: good for you for having a…
@Tammyinvirginia, I have a few questions for you that may help in troubleshooting the issue you are experiencing: (1) What type of battery do you have, and how old is it, and have you checked the battery water level? It sounds like you primarily/usually rely on shore power while camping, so maybe you rarely use your…