Expandable Capacity : 4-48kWh, from 1 day to week of home power during outages. Powerful and Versatile: Delivers both 120V and 240V outputs with up to 4000W in a single unit, capable of powering a 3-ton central AC and all other essential appliances. Exclusive X-Boost technology allows the unit to exceed its rated output, providing up to 6000W of power when needed. Continuous Output While Charging: Provides stable, uninterrupted power at 120/240V with a maximum continuous output of 4000W, even during pass-through charging. Endless energy: Compatible with portable generators, auto recharging when connecting with EcoFlow Smart Generator 4000. Longer Life Cycle: Retains 80% capacity even after 4000 cycles, thanks to advanced EV-grade LFP battery technology. Energize All Scenarios: Wide wheels, ergonomic handle & compact design - seamless portability for homes, RVs, and off-grid energy. Easy to Use: Plug-and-play design for hassle-free setup. Forget Refueling: Fast solar/car/outlet charging, charges to 80% in just 50 minutes, refueling with no worries. *Note: Smart Home Panel 2 requires installation before use, and the specific fee will depend on the assessment, and &';EcoFlow DELTA Pro 3 + Smart Home Panel 2 + Installation&'; includes installation services.