EcoFlow RIVER Pro Battery


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Double the power of your EcoFlow RIVER Pro portable power station with this Extra Battery.

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The RIVER Pro Extra Battery doubles the capacity of RIVER Pro from 720Wh to 1440Wh, giving you the freedom to customize your power for any adventure.

The RIVER Pro weighs just 15.9 lbs and the RIVER Pro Extra Battery weighs 15.4 lbs, making them both portable and easy to transport. The RIVER Pro + Extra Battery can easily fit in a car trunk, on a campsite, or indoors, giving you the power to take your adventure anywhere.


How to Connect the RIVER Pro Extra Battery to the RIVER Pro


1. Power off BOTH the RIVER Pro and RIVER Pro Extra Battery before attempting to connect them together.

2. Open the Power Expansion Port cover on RIVER Pro to access the Power Expansion Port. Connect the Expansion Power Cable to the RIVER Pro Expansion Power Port. Tighten the screws on the Expansion Power port securely.



3. Open the Expansion Port Cover of the RIVER Pro Extra Battery to access the Expansion Power Port. Connect the free end of the Expansion Power Cable to the RIVER Pro Extra Battery Power Expansion Port. Tighten the screws on the Expansion Power port securely.

4. Turn on the power button of the RIVER Pro or RIVER Pro Extra Battery. Fully charge the devices for the first time and ensure the voltage is consistent to maximize the performance. If the display of the RIVER Pro shows the Extra Battery Icon, the connection is successful.

Product Specifications

Battery Type: Lithium-Ion, Cell Type 18650
Capacity: 720 Wh (28.8 V)
Output: 24.4-33.6 V, 720 W Max
Input: 33.6 V, 660 W Max
Operating Temperature Range: Charge: 0-45°C
Discharge: -20-60°C
Dimensions: 28.8 x 18 x 21 cm
Weight: 7.3 kg

In the box

RIVER Pro Extra Battery x 1
Expansion Power Cable x 1
User Manual x 1


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Warranty Details


Can I use the RIVER Pro Extra Battery with other products?
You can only connect one EcoFlow RIVER Pro Extra Battery to one EcoFlow RIVER Pro power station. The RIVER Pro Extra Battery is not designed for use with any other power stations. If you wish to purchase an Extra Battery for the RIVER, please purchase the RIVER Extra Battery (sold separately at the EcoFlow Online Store).

How do I store the RIVER Pro Extra Battery?
Please store the RIVER Pro Extra Battery in a dry place and avoid direct contact with water. If you wish to store the battery for a long time, please charge it to 30-50%, turn off the main switch, and store it at room temperature to extend the battery life.

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