This Nelson ruler has a detailed picture of the Battle of Trafalgar, with the main ships highlighted, on the front. On the reverse is the timeline of Nelson's life from his birth in 1758 through to the Napoleonic wars and finally to his death at the Battle of Trafalgar in 1805.

The Battle of Trafalgar ruler is plastic and measures 30cm long. It shows measurements in both inches and centimetres. On the front of the ruler is an image of the Battle of Trafalgar. On the reverse is a timeline of Horatio Nelson's life.