KickAss Ultra-X Lithium Dual Battery Kits are engineered for adventurers and professionals seeking reliable, high-capacity 12V power solutions. Each kit features premium LiFePO₄ batteries ranging from 230Ah to 920Ah, paired with pure sine wave inverters, 40A DCDC chargers, and smart control hubs. Designed for seamless integration into 4WDs, caravans, and canopy setups, these kits offer efficient charging from both alternator and solar sources. With plug-and-play wiring and real-time monitoring, KickAss Ultra-X kits provide dependable off-grid power to keep your gear running smoothly in Australia's toughest conditions.