[dutchmensport]

Keep the camper plugged in. Won't hurt anything. Also, the very, very small amount of electricity going through your entertainment system (radio and television), as well as the microwave, and any other electronics in your camper. This will also help keep the electronics in these devices, including refrigerator, furnace, and anything that runs on a remote-control warmer in cold weather also, and help keep moisture dried out.