1. The Google Play Store or Apple App Store search for "racing" or get the download link by scanning the QR code on the box, and download the APP;
2. Long press the button on the smart locator, hear the "drop, drop" twice, the LED light is on;
3. Search for the smart locator and connect to the app, slide left to delete the tracker, touch the ">" icon to rename the smart locator or disconnect;
4. Long press to shut down.