This is an external GPS module for S10 which must be connected via the EXT port on the receiver. Once successfully connected, the system can acquire and display the following information: 1) GPS connection status; 2) Number of satellites in view; 3) Current time; 4) Latitude and longitude coordinates; 5) Real-time speed; 6) Maximum speed; 7) Heading Angle; 8) Altitude. Among these, the real-time speed and maximum speed can be prominently displayed in the main interface's receiver telemetry information area.