The Big Spring Sale is Amazon's first major savings event of the year — and unlike its flagship summer Prime Day sale, the deals aren't exclusive to Prime members. Most of them, anyway: Prime members get access to a handful of special offers, which are identified with a "Prime Spring Deal" badge.

For the second year in a row, Amazon has launched a spring sales event, which will run through Monday, March 31st, offering Prime and non-Prime members alike an opportunity to save big well ahead of the traditional shopping season.

Our pick for the best portable charger overall, which has two USB-C ports, one USB-A port, and a built-in A/C plug, is 22 percent off right now. It’s perfect for travel, and can even charge your laptop when it’s plugged into an outlet.