Wireless Key Finder with remote control and 5.0 wireless system, allowing you to easily search for and locate lost items. The item locator works with a dedicated app compatible with iOS and Android devices. The app can be downloaded from the App Store or Google Play. Compatible with iOS 8.0 and above, Android 4.3 and above. Two-way search functionality: Use the app to trigger the tracker's alarm to help locate a misplaced item. To find your phone, press the button on the tracker twice quickly, and your phone will ring even if it is on silent mode. Smart disconnect reminder alerts you when the mobile phone and tracker move out of range. The app records the last known location where the connection was lost, helping narrow down the search area. Ideal for individuals who frequently misplace items. Effective wireless range between the phone and tracker is approximately 15 to 30 meters in open areas. Range may be reduced in the presence of obstacles. Compact and lightweight design makes the finder easy to carry. Can be placed in a wallet, attached to a backpack, suitcase, or keys. Each package includes four trackers to accommodate multiple use cases.