EcoFlow RIVER 3 Plus Smart Extra Battery

Expand the runtime of your EcoFlow RIVER 3 Plus with the EcoFlow RIVER 3 Plus Smart Extra Battery. Available in 286Wh (EB300) and 572Wh (EB600) capacities, this expansion battery seamlessly connects to your RIVER 3 Plus, increasing your total energy storage for extended backup power, camping, RV adventures, and off-grid applications. Built with durable LiFePO4 battery technology, it delivers up to 3,000 charge cycles while maintaining long-term performance. The Smart Extra Battery also features a 140W USB-C input/output port, allowing it to charge laptops, tablets, and other USB-C devices independently. Its compact, stackable design makes it easy to transport while providing a reliable and flexible power solution.

EcoFlow | RIVER 3 Plus Smart Extra Battery

KEY FEATURES

• Designed for EcoFlow RIVER 3 Plus – Expands the capacity of your RIVER 3 Plus portable power station.
• Two Capacity Options – Available in 286Wh (EB300) or 572Wh (EB600) versions.
• Expandable Power – Increase total system capacity up to 858Wh when paired with the compatible RIVER 3 Plus.
• LiFePO4 Battery Technology – Long-lasting battery chemistry rated for approximately 3,000 charge cycles.
• 140W USB-C Input & Output – Charge or recharge USB-C devices directly without the main power station.
• Smart Battery Management System (BMS) – Provides protection against overcharging, overheating, overload, short circuits, and overcurrent.
• Compact & Stackable Design – Lightweight construction for easy transportation and storage.
• Plug-and-Play Installation – Quickly attaches to the RIVER 3 Plus without complicated setup.
• Ideal for Extended Runtime – Perfect for camping, RVs, home backup, emergency preparedness, and outdoor work.