EcoFlow DELTA Pro Portable Power Station has high capacity from 3.6kWh to 10.8kWh, it has Powerful 4500W X-Boost to meet 99.99% power needs and 6500W Multi-Charge and the fastest charging in the market, providing home backup power solution with EcoFlow ecosystem. You Could Apply for 30% Tax Credit*, When You Install DELTA Pro as a Home Power Solution Learn more (https://blog.ecoflow.com/us/guide-to-the-federal-solar-tax-credit/)