Dual-star satellite signal GPS+GLONASS dual-receiver chip.

Waypoint calibration at 2000 points (expandable depending on the memory card or storage capacity).

Over 40 travel route data options, including location navigation and measurement.

Multiple coordinate system formats include Beijing 54, Xi'an 80, and CGCS2000, with various conversion options.

Area measurement, length measurement with real-time display, and the function to pause during measurement and resume calculation after shutdown.