EcoFlow River 3 Max Plus Power Station
Best portable power solution for weekend campers and remote workers.
A compact, quiet powerhouse that bridges the gap between home backup and portable energy. Its GaN-based efficiency and UPS capabilities make it a standout for protecting sensitive office gear, while the stackable battery design offers flexible capacity for longer trips.
$399.00
at
Earthtech Products
More RIVER options
Who it's for
- Mobile professionals needing high power density in a portable form factor
- Spontaneous travelers who require quick power turnarounds between destinations
- Car campers who want to use standard household appliances outdoors
Who should skip it
- Light sleepers or creators recording audio in close proximity
- Budget-minded shoppers looking for the most affordable capacity available
- Traditional users who prefer simple standalone hardware without smartphone integration
Performance breakdown
Charging Speed
Full recharge in one hour sets a new standard for convenience.
Acoustic Performance
Near-silent operation makes it perfect for bedrooms or quiet workspaces.
UPS Reliability
Rapid 10ms switchover keeps sensitive electronics running without a single hiccup.
Portability
Compact footprint balances substantial power with easy, grab-and-go handling.
Longevity
Three thousand cycles ensure years of reliable, daily power usage.
Device Versatility
Diverse port selection handles everything from laptops to essential home appliances.
Key Specs
Capacity
858 Wh
AC Output
600W (1200W Surge)
Weight
23.2 lbs
IP Rating
IP54
Battery Chemistry
LFP (LiFePO4)
Cycle Life
3,000 cycles to 80% capacity
Charging Time
1 hour (AC)
UPS Switchover Time
10 ms
Operating Noise
<30 dB
Operating Temperature
20°C-30°C
Know before you buy
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Ask Metto anything about the EcoFlow River 3 Max Plus Power Station before you decide.
