Applications ：

Trip Odometer: The device can provide for user's
current trip average speed, maximum speed,
exercise time, mileage and other travel information.
Track Record: After ositioning, the device starts
recording. Users can store the tracks in the internal
memory and export them to Google Earth for viewing.
Sun and Moon: Users through GPS can calculate
sunrise, sunset, moonrise and moonset times at their
current position and also have information on the
moon phases at a selected time, date and location.
Stopwatch Timer: Users can record some
stopwatch data.