After the first few days, almost half the participants leave the show via these GPS units.

GPS units and binoculars can be checked out in the visitor's center.

Many GPS units show derived information such as direction and speed, calculated from position changes.

I wonder if GPS units have this in their instruction manuals?

The colonel's GPS unit is going somewhere at fool speed.

A compass or small GPS unit will help you find the summit.

At first, GPS units were very costly and only offered basic functions, but that would soon change.

Seichan checked her GPS unit, then moved to the left.

She appreciated the fact that he didn't try to hand the GPS unit back to her.

GPS units are commonly built into the computers, but they may also be external and wireless.