Stand-alone battery system, An All-in-One, Plug-and-Play Solar Power Station with an Inverter, MPPT Solar Charger. Ideal for Home Backup, Tiny Home Power, RV Power, Small Commercial Use, Farming/Ranching, Toolsheds, Camping, Defense, Off-Grid Stations, and more! Features: 1. All in one design; Integrated inverter and mppt design easy to use and quick to install, minimizes installation time and cost. 2. Multi-scene adaptation; Adaptable to areas without power as primary power and areas with unstable power as backup power. 3. Multipule charging mode; Can be charged by solar pannel, utility power, or both at the same time. 4. High security; Using high-quality lithium iron phosphate batteries and mature lithium-ion battery system solutions. 5. Intelligence; The system is equipped with a large LCD display to display real-time operating data of the system.