GPS Map Software for Garmin GPS III Plus

The Garmin GPS III Plus is fully supported by ExpertGPS.

ExpertGPS can connect to the Garmin GPS III Plus to transfer waypoints, routes, and tracks through your computer's serial (COM) port, and can display your GPS data over USGS topo maps and aerial photos.

Waypoints

The Garmin GPS III Plus can hold 500 waypoints. Waypoints on the Garmin GPS III Plus can contain up to 6 characters. Waypoint comments or notes can contain up to 20 characters.

These are the waypoint symbols for the Garmin GPS III Plus that are displayed in ExpertGPS:

Routes

The GPS III Plus can hold 20 routes, each containing up to 30 turns or stops. Route names on the Garmin GPS III Plus can contain up to 13 characters.

Tracks

The GPS III Plus can hold 11 tracks. Saved tracklogs on the GPS III Plus can have up to 250 trackpoints. The active tracklog holds 1900 trackpoints. Track names on the Garmin GPS III Plus can contain up to 13 characters.