The Government has been struggling to create a national standard for electronic tags.

Tolls may be paid by cash, credit card or through the use of an electronic tag.

He is also due to be fitted with an electronic tag.

He held a small electronic tag up toward where the door's camera eyed him.

However, he was given permission to serve half of his jail term (five months) at home on an electronic tag.

Alleyne's electronic tag was removed just weeks prior to the attack.

He wore an electronic tag for the remainder of his term.

An electronic tag for the 'yet to be proved guilty'.

These electronic tags can provide a great deal of data.

Also, because of their size and weight, electronic tags may create drag on some animals, slowing them down.