What makes this power bank so great
1) It weighs just 8.4 ounces, or a little more than half a pound, about as much as a smartphone.
2) It can fast-charge a single device or charge up to three devices simultaneously at a slower pace.
3) It spares you from having to bring separate charging cables.

More about why it's our Wirecutter expert's go-to: https://nyti.ms/3Yjxo9k