EcoFlow River 2 Max. Adrian Kingsley-Hughes/ZDNET
The EcoFlow River 2 Max portable power station 499Wh variant is on sale for $279 for Prime Day, a $120 discount.
Also: Our favorite EcoFlow portable power stations up to 50% off for Prime Day
I love power stations. They're the off-grid adventurer's answer to the power bank. They're a huge box of batteries that can charge USB devices and run gadgets that need AC power.
But power stations can be big, weighty things. That's fine if you have a vehicle to haul your gear to your destination, but if you're going on foot, most power stations are just too heavy to lug about.
Also: The best portable power stations you can buy: Expert tested
And most of those that are small enough to carry are too small to be useful.
The EcoFlow River 2 Max sits in the middle -- compact enough to be portable, big enough to be practical.
EcoFlow River 2 Max tech specs
Capacity : 512Wh
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