The ecoflow river 3 max plus portable power station is the highest-capacity modular tier in the river 3 plus lineup. it packages the river 3 plus base station wire-free with the larger eb600 smart extra battery via high-efficiency pogo pin connectors.
key specifications
• battery capacity: 858 wh total (286wh base unit + 572wh eb600 expansion module).
• battery chemistry: lifepo4 (lfp) with 3,000+ charging cycles to 80% capacity (translating to a roughly 10-year operational lifespan).
• ac output: 600w continuous (pure sine wave).