>>duck+(OP)
I really didn't grasp the size of that drone. It is not a little model boat, it is a ship. This video shows it being launched, and includes images of what it looks like:
>>Joachi+Tg
That's a larger model, this is the earlier Saildrone Explorer mentioned in that video. The vessel they are launching is 72 feet long, this one is 23 feet. So not a model boat, but not large either.