This popular magnetic battery with folding kickstand is on sale for just $40

There is a wide spectrum of magnetic batteries these days, ranging from Apple’s official MagSafe pack up around $100, all the way down to some cheap $20 offerings. The Anker 622 hits a nice sweet spot in the middle with its thin 0.5-inch profile, super strong magnets, built-in folding kickstand, and price tag — it’s on sale right now for just $40.