βρέχει;

I received a belated Christmas present from Ax’n'Charlotte. It’s a thoughtful gift in three ways:

1. It’s a rain detector. The rainy season can’t be far away, after all
2. In keeping with Resolution 2, it comes in kit form.
3. To make life a little more interesting, they took out the English instructions, leaving me with only the Greek version:

Greek

Preemptive Terrible Dad Joke: yes, Dad, it’s all Greek to me too…