Battery Megastore supplies RV batteries of all types and sizes. Choosing the right sort will depend on the size of your RV, the electrical needs your rv battery needs to satisfy, and also how often your RV is used. There are three basic types of RV battery: The deep cycle battery and the Dual Purpose battery.
A deep-cycle battery is designed to be regularly deeply discharged using most of its capacity, This is ideal if you are just powering Lights & a TV for example.
A Dual Purpose Caravan Battery does the same as the Deep-cycle battery but has a cranking capacity. This type of battery is Ideal if you have a Motor Mover. Dual Purpose batteries do tend to have less life cycles, however.