Winter camping requires a battery system that can handle challenging temperatures. Certain lithium batteries for RV from Epoch feature self-heating technology designed to support charging in cold conditions. This feature can be particularly useful for campers traveling through colder regions. The LiFePO4 battery collection includes 12V, 24V, and 48V models with capacities ranging from... https://www.epochbatteries.com/collections/rv-van-camper-lithium-batteries