Instructions
1. Before use: Prepare a SIM card and TF card, both need to be inserted into the GPS unit for charging to work.
(The SIM card needs internet. and suitable for 2G networks and above)
2. Use a mobile phone number to call the number in the GPS, and hear the sound, it indicates that the initial installation is successful.
3. Use the mobile number to send a message 000 to the GPS number. If the GPS number sends a message back to the number, it means that it has been installed successfully.
4. Next, you can send a message 777 to the number of the GPS. The GPS that was sent shows that it is working.