【Key Finder with App】Key Finder connects to your phone via Bluetooth and Nut App. Cut : 1.5 inches X 1.5 inches X 0.29 inches. It supports iOS and Android phones. Use 1 nut to secure keys, wallets, remotes, glasses, phones, dog collars or other easily lost items. Key finder will help you don’t waste time looking for things. 【One-click search】Loud key finder helps you find misplaced items quickly; double tap the key finder button on the app to ring your key finder and find things quickly. [Location Log Locator] The Nut app has a location map in real time, which will record the last connected location to help you find it. So you can open the map in the app and guess the approximate location of your lost item. 【Customer Service】We are committed to providing you with quality products and impeccable customer service. Don’t wait any longer and enjoy your ideal product today!