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How is the EF ECOFLOW Portable Power Station RIVER 2, 256Wh 300W shipped and returned?

EF ECOFLOW Portable Power Station RIVER 2, 256Wh 300W is sold through Amazon. Amazon Prime members generally receive free 1-2 day shipping; non-Prime orders are subject to Amazon's standard shipping rates. Full returns policy applies per Amazon Associate terms.

EF ECOFLOW Portable Power Station RIVER 2, 256Wh 300W

Name: EF ECOFLOW Portable Power Station RIVER 2, 256Wh 300W
Brand: Unbranded
SKU: B0B8MXPRDB
Price: 209.00 USD
Availability: InStock

By Mike Perry, Hardware Editor · Verified 2026-09-06

Mike Perry has researched PC hardware since 2014, tracking 80+ GPU generations, 50+ retro handheld platforms, and 30+ vintage PC configurations. He synthesises community benchmarks, manufacturer specs, and public forum data into actionable buying guides. View full credentials →

$209.00

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View Current Price on Amazon → Compare to similar power supplies

*Price sourced from Amazon.com. Last updated 2026-08-27. Price and availability subject to change.

Bottom line: The EF ECOFLOW Portable Power Station RIVER 2, 256Wh 300W is a niche pick — read recent reviews before buying in the power supplies category, priced around $209.00. Compare close alternatives before committing.

SpecPicks Verdict

SpecPicks scored EF ECOFLOW Portable Power Station RIVER 2, 256Wh 300W using a rating × review-volume × price-fit model applied to our editorial and benchmark analysis across the power supplies category. Compare with similarly-priced alternatives in the power supplies category before committing. Mixed or limited buyer feedback at this price point — focus your evaluation on recent reviews that specifically address build quality and long-term reliability, and shortlist one or two close alternatives before deciding.

Common buyer scenarios for power supplies of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.

Pros & Cons

Pros

✓ Ships via Amazon with Prime eligibility and the standard returns policy

Cons

✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified

Key Features

[1 Hour AC Recharge] - Fully recharge the electric generator using an AC outlet in only 1 hour with EcoFlow's X-Stream fast charging technology
[Power All Your Essentials] - With an output of up to 600W, run 6 essential appliances simultaneously without worrying about overloading. With a whole host of ports, from 300W AC outlets to USB-C, we've got all your device's plugs covered
[LFP Long-Life Battery] - Using LFP battery cells, use and recharge RIVER 2 more than 3000 times before hitting 80%. That's almost 10 years of regular use. RIVER 2 includes advanced BMS protection, monitoring voltage, current, and temperature to keep your LFP battery running for years
[Fast Solar Charging] - Use clean, green renewable energy to recharge RIVER 2 power generator in as fast as 2.3 hours with 110W solar input
[Light & Portable] - With a lightweight of only 7.7 lbs, RIVER 2 is the ideal outdoor generator for all your off-grid adventures. With a built-in handle, this portable battery is easy and convenient to take anywhere you need power
[What's included] - RIVER 2 portable power station, AC charging cable, user manual, and a 5-year service

Full Specifications

Brand	EF ECOFLOW
Color	RIVER 2 Power Station
Runtime	3 hours
Voltage	120 volts
Wattage	256 watt-hours
Frequency	60 hertz
Fuel Type	Electric
Model Name	EFR600
Engine Type	4 Stroke
Connectivity	USB-C
Model Number	EFR600
Power Source	Solar Powered
Item Type Name	portable power station
Output Wattage	600
Number of Items	1
Running Wattage	600 watts
Special Feature	1 Hour AC Recharge, Fast Solar Recharge, LiFePO4 10-Year Long-Life Battery, Light & Portable
Additional Features	1 Hour AC Recharge, Fast Solar Recharge, LiFePO4 10-Year Long-Life Battery, Light & Portable
Engine Displacement	418 cubic centimeters
Included Components	RIVER 2 portable power station, AC charging cable, car charging cable, user manual, 5-year service. (A solar charging cable is not included.)

Ready to buy?

EF ECOFLOW Portable Power Station RIVER 2, 256Wh 300W is available on Amazon with Prime shipping and the full Amazon returns policy. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

View Current Price on Amazon →

*Price sourced from Amazon.com. Last updated 2026-08-27. Price and availability subject to change.