GLOBALSAT GH-625XT v3.0 Quick Start - Manual (Page 9)

DIST/TIME: To define distance to be
finished in the specified time.
DIST/SPEED: To define virtual trainer
SPEED to race with you in defined
distance.
SPEED/TIME: To define SPEED for
virtual trainer to compete with you in the
duration.
PACE/DIST: To define PACE for virtual
trainer to compete with you on the road.
YOURSELF: To race with your through
the previous record.
Dist / Time
Dist / Speed
Speed / Time
Pace / Dist
Yourself