512Wh capacity and 500W output.
•Provide up to 1.5kWh a day with solar charging.
•Fastest Recharge 0-100% in only 60 min.
•Safest LFP battery provides 10 years of use.
•First power station with a TÜV Rheinland safety certification.
•Lightweight at only 6.1kg.
•X-Boost output to 1000W and run 80% of essential appliances.
•4 ways to charge: AC, car, solar, and USB-C.
•Smart app control with Bluetooth or Wi-Fi.
The terms “DELTA” and “RIVER” as mentioned on this page refer to products exclusively manufactured by ECOFLOW INC.
Power. Never Been This Easy
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Charge 0-100% in 1 Hour
Fastest charging speeds ever.
RIVER 2 Max beats the industry charging speed standard, fully charging in only 60 minutes. That’s 5x faster than other portable power stations on the market and 38% quicker than previous generations. Fully charge RIVER 2 Max while you pack your bags, so you’ll always be ready for a last-minute trip.

LiFePO4 Battery Chemistry
Safe, for up to 10 years of use.
With upgraded long-lasting LFP battery chemistry at its core, charge and empty RIVER 2 Series over 3000 times. That’s pretty much 10 years of everyday use1and 6x longer than the industry average. With LFP cells, RIVER 2 Series is safe, durable, and highly efficient, even in warm temperatures.



4 Ways to Charge
Charge anywhere.
With 4 different ways to top up the RIVER 2 Series, there’s a recharge option no matter what.3From fast AC to in-car charging when you’re on the go.
Why not harness renewable energy while you camp or head off on a trip? Plug in a couple of portable solar panels to fully recharge off-grid in as fast as 3 hours.

X-Boost Up to 1000W
Small size. Big power.
RIVER 2 Max has an AC output of up to 500W. Need to power a vacuum cleaner or sandwich maker? Crank it up to 1000W with X-Boost mode to run up to 80% of high-wattage appliances.

Lightweight at only 6 kg
With a compact portable design, taking travel-friendly power off-grid has never been this easy. With a light-weight that’s 22% lighter than the previous generation, RIVER 2 Max is ready to power all your outdoorsy escapades, from boondocking to BBQs at the beach.




Power. Anywhere. Anytime.

What's in the box

1. RIVER 2 Max 2. AC Charging Cable 3 .Quick Start Guide

1. Using RIVER 2 Max six times a week, 3000 full 100% cycles will last 9.6 years until it drops to 80%.2. BMS includes over-voltage, overloading, over-temperature, short circuit, low-temperature, low voltage, and overcurrent.
3. When charging and discharging at high wattage, RIVER 2 Max may make a noise up to 62db.
Inquiry - (NEW) EcoFlow River 2 Max
