MacworldAlways knowing where your keys are or where your checked-in bag is when youre at the airport is pretty fantastic, and the tiny Apple AirTag is super useful. Well, if you need a handful of AirTags right now, you can get a four-pack for $73 at Amazon, a savings of $43 off Apples $29 price for a single AirTag or just $18.25 per tracker.These tiny devices look great, and theyre super easy to set up with your iPhone or iPad. Once theyre connected to your devices, you can easily use the Find My app to pinpoint their exact location. During those hectic mornings when you cant find your keys, you can just launch the app on your phone and make the AirTag play a sound so theyre easier to locate, cutting down minutes of panic searching the house.Even when the AirTag is out of range, the device will simply ping off of nearby Apple devices, helping you locate it as precisely as possible. If you lose something with an AirTag, you can just set it to Lost Mode from the app, and anyone who finds it can contact you.In our review of the AirTag, we appreciated the small design, the fact that it has a removable battery, and its tremendous versatility with the Find My network. No matter who youre getting them for, there are tons of good uses for AirTags, and getting four of them for $73 is a total steal.Get 4 AirTags for just $18.25 eachBuy now at Amazon