I bought it from the free shop, and there is an option to examine it. When I examined it, however, nothing happens. So what does it do ?

- I'm pretty sure it's supposed to come up with an image of a handwritten Morse code key. It was used during one of the first few Survival plots to translate some coded messages. It was the same plot where they released those Morse code pastries that come from the Pastry Box.

[edit]

Yep. The image url just has an extra slash in it. Here's what it should display:

- Thank you very much!