Meet the ZERO E Lithium Iron Phosphate Portable Power Station, FIRMAN’s first-ever clean energy solution designed for quiet, powerful, and dependable indoor and outdoor power. Built around advanced LiFePOâ‚„ battery technology, ZERO-E delivers long-lasting performance with zero emissions, zero maintenance, and virtually silent operation—making it ideal for home backup, RV use, workspaces, and everyday electronics. Engineered for flexibility, ZERO-E features expandable slide-locking technology that allows you to scale your power setup with up to 10 expansion battery packs, ensuring you’re prepared for anything from short outages to extended power needs. With 1,040Wh of capacity, 2,000W of continuous output, and up to 4,000W peak power, ZERO-E easily handles high-demand devices and appliances. Fast charging keeps you ready at all times—recharge up to 80% in just one hour. Built-in EPS (Emergency Power Supply) functionality provides seamless power transfer during outages, helping prevent unexpected downtime. For added versatility, parallel support allows you to double your available power output when needed. The intuitive control panel gives you full visibility and control, while ZERO-E’s clean-energy design makes it safe for indoor use —free of carbon monoxide and fumes—delivering reliable, eco-friendly power when and where you need it. ZERO-E is equipped with a wide range of outlets to power nearly any device, including four 120V AC outlets, a 30A RV-ready TT-30R outlet, USB-A and high-output USB-C ports, and wireless phone charging—making it a true all-in-one portable power solution. Every ZERO-E Portable Power Station comes ready to use with an AC charging cord, MC4 to EC5 DC charging cable, car charging cable (cigarette lighter to EC5), storage bag, and user manual.