It’s never a bad idea to have a portable power bank on hand, just in case your devices run a little low on juice while you’re out and about. Anker makes some of our favorite power banks, and one has dropped to its lowest price to date. The Anker 633 Magnetic Battery is currently 27 percent off at $40.
As the name suggests, you can attach a compatible phone (it’s designed primarily for iPhones with MagSafe support) to the power bank magnetically for wireless charging. The 633 folds out at the
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