A Mystery Box

Today a package arrived that I'll be unboxing! It should've come yesterday, but I ordered it with "next day shipping if you order before 10 PM" at 9:45 which didn't give them enough time I suppose. Lesson learned: if you want something the next day, don't order it 15 minutes before the deadline!

And what's it for?

For work! Read on to find out what's inside: