How rare is the LEGO Train Remote Control for Signal (5081-1)?

This set is listed as having only 1 piece and originates from 1989, indicating it is a rare, vintage collectible.

Is this piece suitable for restoration or display?

As a standalone piece, it is ideal for display or for use in completing vintage LEGO Train models.

The LEGO Remote Control for Signal (5081-1) belongs to the Train theme.

Name: LEGO Remote Control for Signal (5081-1)
Brand: LEGO

Train

Train · 1989

Theme · TrainPieces · 1Set Number · 5081-1Year · 1989

Used

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New / Sealed

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How rare is the LEGO Train Remote Control for Signal (5081-1)?: This set is listed as having only 1 piece and originates from 1989, indicating it is a rare, vintage collectible.
Is this piece suitable for restoration or display?: As a standalone piece, it is ideal for display or for use in completing vintage LEGO Train models.
What is the theme of this specific LEGO item?: The LEGO Remote Control for Signal (5081-1) belongs to the Train theme.