If you own a modern iPhone or Pixel phone, you should be using MagSafe accessories. These handy magnetic add-ons snap right to the back of your handset, allowing you to instantly charge your phone, ...

One of the first guides I ever worked on for Engadget was about power banks. In the years since, I’ve tested more than 50 portable batteries to keep our top picks as up-to-date as possible. Now that ...