580W Battery Charger, 6× faster than traditional in-vehicle auxiliary power outlets. Compatible with FOSSiBOT models and most portable power stations equipped with MC4 connectors and supporting input voltages of 48V or higher. Expand your RV battery capacity – transform your outdoor and RV adventures with our 580W AC battery charger and portable power station. Suitable for a variety of vehicles, including SUVs, pickups, and RVs. Charging conversion efficiency up to 92% 6-step easy installation 2 years worry-free warranty