1. BUILTIN SMART WALLET TRACKERMinimalist slim wallet with a builtin tracker, which is certified and licensed exclusively by Apple. So you no need to buy any extra Airtag or download additional app. Just take 4 steps to complete the setup in the app, so easy. 2. LOCATE WAllETCan't see it? You can use Find My App to ring your wallet within bluetooth range of phone and find where it is quickly. If it's out of bluetooth range, you can also see the nearest location of the wallet on a map. 3. LOST MODEOnce the airtag wallet is connected to your phone, the Find My App will pop up an alert at the moment you leave the wallet behind exceed certain distance. Never worry about forgetting your wallet 4. SLIM DESIGN ENOUGH SPACEThis mens slim wallet measures 4.3x3.2x0.6 inches, stores up to 11 cards. It's perfect for holding business cards, credit and debit cards, bill ect. The card slot with thumb hole on the outside allows you to pull the cards easily.