Camping setups have changed fast over the last decade. Portable fridges, LED camp lighting, air compressors, phones, GPS units and camera gear now travel almost everywhere people do, especially during long-distance touring and off-grid travel. At the same time, travellers have become less willing to deal with loose wiring, exposed terminals and improvised dual-battery systems sliding around in the back of a ute. Portable battery systems have largely replaced that old approach because they are easier to move, easier to monitor and far safer in rough conditions. That shift is a major reason battery boxes Australia-wide searches continue to grow among campers, four-wheel-drive owners and caravan travellers. A modern battery box does far more than simply hold a battery in place. Many setups now combine charging inputs, USB outlets, Anderson-style connections, cigarette sockets, voltmeters and built-in circuit protection into one portable unit. Instead of building an entir...