Apple's new NFC, Bluetooth and UWB-powered object tracker called is finally here. Users can attach an AirTag to a bevvy of household objects and track it via the Find My app. A single AirTag costs US$29, while a pack of four retails at US$99.
https://www.notebookcheck.net/Apple-AirTag-will-let-you-find-your-lost-keys-for-US-29-a-pop.533424.0.html