User's Manual

 "Insufficient free space" alert
If the system has insufficient free storage space while you are working out,
the watch vibrates to ask you whether to continue working out. If you tap
Continue, the system overwrites unsynchronized workout data. If you tap End,
the system ends the current workout.
 "No free space" alert
If the system has no free storage space left feature you are working out, the
watch vibrates to notify you. In this case, the system automatically stores your
current workout history.
 GPS status change alert
On the Outdoor Sports screen, if you complete GPS positioning successfully
for the first time after previous failures, the watch vibrates to notify you.