It is …

It is …
A useful accessory
A colourful accessory
A modern wrist accessory

It is …
Always correct,
and never wrong.
A life saver

It is …
As precise as the perfect archer.
As cool as ice.
As simple as 1,2,3.

It is …
Creative
A present from my cousin.
A memory

It is . . .
…my slap-watch.