The Apple AirTag is a small, personal tracking device that you can use to help you find the things that you are most prone to losing. If you are familiar with Tile trackers, then you will have already have a pretty good idea of what these devices can do. You attach one to your keys or slip one inside your backpack, and if it ever goes missing, you can use your iPhone to see where it went. It’s not a new idea, but Apple has included some unique features that make the AirTag stand out from the competition. Here’s what you need to know.