Findthing Key Finder Smart Tag 4-Pack - Bluetooth Tracker Item Locator with Key Chain - Both iOS and Android Compatible for Keys Pet Wallets Backpacks and Tablets (4-Coffee)

[Key Finder with App] The key finder connects to your phone via Bluetooth and the Findthing App.
Size: 1.5 inX 1.5 inX 0.28 in. It supports iOS and Android phones. With 4 finders to attach to keys, wallet, remote, glasses, phones, dog collars or other things that are easy to lose. The key finder locator helps you avoid wasting time searching for your belongings. [One Touch Find] The key finder that plays music helps you find misplaced items quickly; tap "CALL" on the App to make your key finder ring and find anything quickly. The sound level exceeds 100 decibels. [Long Battery Life & Support] Battery (CR2032) can be used for 10 months. [Easy Setup] Power on (long press the device's button for 5 seconds, play sound and power on) - Download and open the Findthing APP - Tap "+" Add Device - After choosing a category, tap "Done" - Finish (you can tap "Call" to ring your device). [Two-way Find] New Feature - Download and open the NUT app - Connect the locator - Click the "+" button to add the device - After selecting the category, click "Finish" - Completed (you can click "Call" to make the device ring, or "Double-click the device" to ring the mobile phone) to achieve two-way ringing search between the mobile phone and the locator