EcoFlow RIVER 3 Plus Smart Extra Battery – EB300 (286Wh) or EB600 (572Wh)

EcoFlow RIVER 3 Plus Smart Extra Battery

Get more from your EcoFlow RIVER 3 Plus. The Smart Extra Battery expands your capacity up to 858Wh via a tool-free Pogo Pin connection — no cables, no screws. Choose the size that fits your needs: the EB300 adds 286Wh, while the EB600 doubles your runtime with 572Wh of additional capacity.

Key Features

• Two Sizes Available: EB300 adds 286Wh ($159) or EB600 adds 572Wh ($299) — scale your RIVER 3 Plus up to a total of 858Wh.
• Wireless Pogo Pin Connection: Attaches magnetically with no cables or screws required — snap on and go.
• 140W USB-C Input & Output: Additional high-speed USB-C port for charging devices directly from the extra battery or topping it up independently.
• Standalone Use: Can be used independently as a standalone power bank — reducing your load when you don’t need the full system.
• Seamless Integration: Designed exclusively for the EcoFlow RIVER 3 Plus — plug in and the system automatically recognizes the added capacity.

The most cost-effective way to extend your RIVER 3 Plus runtime for camping, travel, van life, and emergency backup. Select your battery size above.