1.   Vincent said that a few years ago watch batteries had to be renewed every year.

2.   Apparently, watch batteries are just too small to be practical on our shelves.

3.   And thanks to Citizen, it will work for up to six months on the power of two watch batteries.

4.   A prototype of the device is no larger than the face of a quarter, only thicker, and is expected to run for months on standard watch batteries.

5.   Signs that U.S. economic growth may be slowing also hurt silver, which is used to manufacture film and watch batteries, as well as jewelry.

6.   Steady economic growth in the U.S. also bodes well for silver, which is used to make products including photographic film, watch batteries and ball bearings.

7.   The battery can be replaced with a standard watch battery.

8.   The last time I had a watch battery replaced it was by the clerk behind the counter in a country hardware store.

9.   The transponder, powered by watch batteries, has an antenna which sends signals to three receivers around the playing field.

10.   The wrist unit uses a standard watch battery.