If you are constantly connected to electric hook up and running just the lights, water pump, toilet flush and radio then then a 75 ah battery will be quite adequate. You only need a bigger amp battery if you intend using a motor mover as they consume around 80 amps when moving the caravan over a short distance.
A day of all things motorhome and campervan. The show is held both in the main indoor arena and across the grounds. Catering, hot drinks and food options are available. Easy access to the site and free parking included. Win one of five pairs of day tickets