EF ECOFLOW RIVER 2 240 Portable Power Station, 243Wh, 300W

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Product guide

EF ECOFLOW RIVER 2 240 Portable Power Station, 243Wh, 300W

The EF ECOFLOW RIVER 2 240 is a compact portable power station listed with 243Wh capacity, 300W AC outlets, and a 7.7-pound weight. Its stated one-hour AC recharge and LiFePO4 battery suit portable, short-duration power needs, while the listing’s references to 600W output conflict with its stated 300W AC rating.

At a glance

Manufacturer claims AC charging from 0% to 100% in one hour.
LiFePO4 battery cells are claimed to retain at least 80% capacity after 3000+ charge cycles.
Listed at 7.7 pounds, with a built-in handle described in the product features.
Solar charging times are stated for 60W and 110W panels, with a separate solar charging cable required for panel connection.

Price

$189.00Save 32%

Reference price: ~~$279.00~~

Price checked: Nov 14, 2026

View offer Ahead of Black FridayExplore the selection

Often bought together

EF ECOFLOW Portable Power Station River 2 Max 500, 499Wh LiFePO4 Battery | 1 Hour Fast Charging, Up to 1000W Output Solar Generator (Solar Panel Optional) for Outdoor Camping/RVs/Home Use

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EF ECOFLOW Portable Power Station Delta 3 Classic, 1024Wh 1800W AC | 3600W Surge, 1 Hr Fast Charge, 100W USB-C Output, LiFePO4 Battery, 10ms UPS Solar Generator for Home Backup, Camping & RVs

$462.00

Pros and cons

Pros

A listed 7.7-pound weight and built-in handle make it easier to carry for camping or other portable use.
A one-hour AC recharge claim may suit short turnaround times between uses.
LiFePO4 chemistry and a claimed 3000+ cycles to 80% capacity target frequent recharging.

Cons

The stated 243Wh capacity is suited to shorter, lower-energy needs rather than extended high-power use.
Customer feedback includes mixed reports about battery life and available power, so runtime should be planned around the device being powered.

Technical specifications

17 specifications

Identity
Brand	EF ECOFLOW
Model	ZMR600-US

Power and battery
Power configuration	Solar Powered
Battery chemistry	LiFePO₄((LFP) battery cells.
Battery capacity	243Wh
AC outlet rating in title	300W
Output wattage in details	600
Listed wattage	600 watts
AC recharge claim	1 hour
Solar recharge claim	2.3 hours with an 110W panel
Solar recharge claim, alternate panel	approximately 5 hours with a 60W panel
Charge-cycle claim	up to 3000+ charge cycles with 80%+ capacity remaining

Dimensions and installation
Weight listed	7.7 pounds
Dimensions	9.6"L x 8.4"W x 5.5"H

Other details
Recommended use	Camping
Color	Black
Warranty description	5 year warranty

What to know before buying

Listing details to confirm

The listing is inconsistent about output: its title and feature copy say 300W AC outlets, while details and other copy claim 600W output or 600 watts. Confirm the selected unit’s continuous AC rating and whether any 600W figure describes a limited mode. The model is listed as ZMR600-US, while another model-number field gives EFR600+XT60. Solar times are stated for specific panel wattages, and the solar charging cable is described as separate in the solar instructions despite a listed-component entry naming a Solar Charge Cable. The stated package contents also differ between the components field and feature copy, so check the selected listing.

What’s in the box

Solar Charge CableCheck selected pack
AC charging cableCheck selected pack
Quick start guideCheck selected pack
5-year serviceCheck selected pack

Check which accessories are included in your selected pack before buying.

Who is it for?

A good fit for

Campers and travelers needing a lightweight station for modest, short-duration power demands.
Buyers who value a claimed fast AC recharge and LiFePO4 cycle life, and can confirm that the listed output suits their devices.

Less suited to

People who need dependable long runtimes for high-draw equipment or household backup.
Buyers who require a clearly established 600W continuous AC output without confirming the rating and operating conditions.

EF ECOFLOW RIVER 2 240 Portable Power Station, 243Wh, 300W · photo 2 — Additional product photo 2

Customer reviews on Amazon

4.5 / 5 · 364 ratings

5 stars76%76%
4 stars12%12%
3 stars3%3%
2 stars4%4%
1 star5%5%

Customer feedback highlights ease of use, compact size, and portability, including reported use for overnight camping. Views are mixed on charging speed, battery life, power output, and value. These concerns matter for a 243Wh station intended for shorter use, especially because the listing does not consistently state whether AC output is 300W or 600W. The rating distribution skews positive, but ratings alone do not establish performance or explain less favorable experiences.

Positive themes

Customers report that it is compact, lightweight, portable, and easy to use.

Mixed feedback

Feedback on charging speed, battery life, and power output is mixed, including reports of short runtimes and difficulty charging in a car.
Opinions about value for money are divided.

Frequently asked questions

How quickly does the RIVER 2 240 recharge from an AC outlet?

The listing claims a 0% to 100% recharge in one hour using an AC outlet. This is a manufacturer claim rather than an independently verified result.

Can it be recharged with a solar panel?

The listing describes solar charging with 60W and 110W panels, claiming approximately five hours with 60W and 2.3 hours with 110W in full sunlight. It says a separate solar charging cable is required, so confirm cable inclusion for the selected package.

Does it provide 300W or 600W of output?

The listing is contradictory. The title and feature copy specify 300W AC outlets, while other details and claims say 600W output. Confirm the continuous AC rating and any conditions behind a 600W figure before choosing devices.

What battery chemistry does it use?

The product copy identifies LiFePO4 (LFP) battery cells and claims 3000+ charge cycles with 80%+ capacity remaining.