EcoFlow · Portable power station Normal price — matches recorded low
RIVER 3 Max Plus (RIVER 3 Plus + Extra Battery 600)
$359
$0.42 / Wh
$469
Out of stock
✓ Price checked 2026-08-06
LFP
| Capacity | 858 Wh |
|---|---|
| $/Wh today | $0.42 |
| Chemistry | LFP |
| Output | 600W |
| Weight | 10.4 lbs |
| Availability | Out of stock |
Today's price verdict
Normal price — $359
This matches the lowest price in our record, but $359 has also been its typical price.
- 90-day median
- $359
- Recorded low
- $359 on 2026-07-07
- Advertised discount
- −23% from the store's comparison price
- Days tracked
- 31
Full tech specifications 11 specs
Battery
| Chemistry | LFP‡ |
|---|---|
| Capacity | 858Wh |
Output
| AC output (continuous) | 600W‡ |
|---|---|
| USB-C ports | 1× 100W‡ |
| USB-C max | 100W‡ |
| USB-A ports | 12W‡ |
Input & charging
| AC input | 380W‡ |
|---|---|
| Solar (PV) input | 220W‡ |
General & physical
| Weight | 10.4 lbs‡ |
|---|---|
| Dimensions | 9.2×9.1×5.8 in‡ |
| Operating temperature | 14°F to 113°F‡ |
‡ Sourced from EcoFlow's published tech specs; not independently verified. Core figures (capacity, chemistry, cycles, output) are editorially verified.