This application works with the Loss Defender which bases on BLE4.0. It can help you protect your devices(such as your phone) from losing. After binding the Loss Defender with your devices which have installed this application, you can set the alarm distance. Once the devices are out of the distance you set, both this application and the Loss Defender will alarm. The Loss Defender and your devices can control each other to alarm. So it can help you to find your devices easily.
The app runs in the background to get the position accurately ,which may reduce the life of mobile phone battery ,we are appreciate your understanding of this weakness.