If there's one thing the Japanese know how to do, it's make stuff that's shaped like other stuff. Oh, a regular USB ashtray wasn't wacky enough for them, they had to go and make a USB ashtray that's shaped like a little car.
The gadget sucks away your cigarette smoke into a filter, which is presumably replaceable and not too expensive. When you're not using it as an ashtray, it looks like a little car you can give to your kids to play with. Careful that they don't open her up and eat the contents, though, lest you end up with miniature Grey Hulks without the super strength or cool violent tempers.