The Anker 548 (left) and the Anker Solix C300 DC (right). Adrian Kingsley-Hughes/ZDNET
ZDNET's key takeaways
The Anker Solix C300 Anker 548
These two are much bigger than regular power banks, but still highly portable.
Both can be recharged using solar panels, making them great for off-grid use.
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I'm lazy, and I'll use a power bank rather than an extension cord. Combine that with the fact that I increasingly like to work away from my home office, I generally have a power bank or three on hand. While small power banks are a mainstay for keeping my aging -- and soon to be replaced -- iPhone 15 Pro Max going through a work day, my MacBook Pro appreciates a bit more power.
Also: The best power banks you can buy in 2025
This means that I've been using two of larger power banks. These aren't power stations because they only output USB-C and DC and not AC power, but they're considerably bigger than the sort of thing that attaches to the back of a smartphone or you slip into your pocket.
They're big. And they're both made by Anker: the Anker 548 and the Anker Solix C300 DC. Both are rectangular boxes with handles, a light, and a bunch of ports on the front.
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