I found the Goldilocks of portable power stations, and you can get $90 off in the Amazon Spring Sale
Adrian Kingsley-Hughes/ZDNETWhat's the Amazon Spring Sale deal?The EcoFlow River 2 Max is 15% off on Amazon. This amounts to a savings of $90 for a total price of $379. Why this deal is ZDNET-recommendedI love power stations. They're the off-grid adventurer's answer to the power bank. They're a huge box of batteries that can be used to 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…