The item is a pair of running watch mechanism cufflinks. After you wind up they will run for couple of hours. It is a perfect gift for a steampunk fan, or any man with intelligence and imagination!
The model is real functioning watch mechanism. After you wind up clockwise, you will see the movement of all the gears. It is showing you the actual functions of the mechanism.
The mechanism is delicate and durable, they are made by the power of science and imagination, they are more than a pair of cufflinks. Once you put the georgous cufflinks on the shirt, you will see the unique style.