Keep track of your most prized possessions with the Tile Slim Bluetooth Tracker. The size of a credit card, the Slim easily fits narrow spaces like wallets or passport holders.Misplaced an item? Ring your Tile Slim from your smartphone and find your item by sound. The 61 meter range lets you track down missing items within your home.Can't remember where you left it? See your items location on a map using the Tile app, so you know where to search first.The built-in battery features a 3 year battery life, so there's no need for constant recharging. Plus, the waterproof design is spill, splash and dunk proof. So you can attach it to any item without worry.