A Lightpen by dk'tronics.
The lightpen was distributed with an artpackage.
The dk'Tronics lightpen came in two versions.
A version where the artpackage was put on an ROM located on the interface.
A version where the artpackage had to be loaded from disc.
The lightpen came in two different casings. One for the CPC464 and one for the CPC6128. The contents however was the same.