About this item 1.6mm ultra slimThis is the thinnest wallet tracker on the market today, slightly thicker than bank cards. You can easily place the tracker in tight spaces like wallets, card cases, luggage tags, etc. It's a very useful gadget that allows you to say goodbye to the trouble of not being able to find items. Work with 'Find My' APPThe finder works with 'Find My' APP, you don't need to download any other APP and the connection is very stable (not for Android). With 'Find My' advanced encryption system, you have built-in privacy that ensures your wallet tracker card won't be tracked by other people. Positioning and alertsYou can locate your items by sound or map. When your items are not with you, your device such as iPhone, CarPlay, or AirPods will receive a lost alert. When you're in 'lost mode,' you may enter a message that will be shared with the person who finds your item. Recharged trackerThis tracker follows an eco-friendly and sustainable philosophy, and it can be rech