Product features: 1. This loss device is a product based on the latest Bluetooth 4.0 low-power technology. Through the use of APP software and mobile phones and other mobile devices for Bluetooth connection, it can bundle the items and valuables (such as keys, handbags, etc.) that users are easy to lose together, and realize the functions of loss reminder, two-way search, remote control photography, recording and so on (such as party photo, hand bag, etc.) Self portraits, etc.). 2. The effective use distance of the device can reach 25 meters in a wide range. The button battery CR2032 can be easily purchased in Major- supermarkets. The brand original battery can work for more than half a year. 3. A-p-p-l-e phone: Phone 11 and above can be used.Android Phones: Android 8.0 and above, Bluetooth 4.0 and above. 4. At present, in order to increase the battery life of mainstream Android models, the system has been optimized to varying degrees, and will automatically clean up the app running in the background. When using the loss device, the app needs to be set and protected in the system to realize normal operation. 5. Although the setting steps of Android phones of each brand are different, they are almost the same. First check the power saving mode of your mobile phone system, and add the loss device app to the white list or protected program to - the / loss device app from being shut down by the system and causing false alarm.

?SERVICE AFTER SALE?If there is any problem, please feel free to contact us, we will do our best to solve the problem for you. ?ANTI-LOST KEY FINDER?The smart tracker is a great gadget to alert you when you are about to forget your belongings. Pair to the app and keep it running at back-end, your phone and locator will both ring to alert you once it is disconnected, perfect for traveling to avoid losses. ?PORTABLE & CONVENIENT?The smart tracker is designed in compact size and easy to carry around. You can put it in your wallet as a wallet finder or in the bag with your phone as a phone finder or as any other item finder, bringing convenience wherever and whenever you are. ?COMPATIBILITY?You can check the map location when you disconnect the anti-loss device on your phone; support iOS system and Android 4.3 or higher (require Bluetooth 4.0). You can download the App "iSearching" from the App store, or scan the QR code that comes with the manual to download the software. ?LONG BATTERY LIFE & STYLISH?The smart tracker is powered by CR2032 battery with super long standby time over 10 months and can be replaced easily for long-term use.