Note: If you don't know how to use the mechanical pocket watch, please contact with me through Wish Support.Thank you
The mechanical pocket watch, if you don't wind it up, it will not work.That is normal
Product Features:
Movement: Mechanical Hand Wind
Dial Window Material: Plastic (Extended service life)
Case Diameter: About 4.8CM
Case Thickness: About 1.5CM
Package Content:
1 x Pocket Watch Set
This is a mechanical pocket watch, power by winding spring manually (no need battery). So how use mechanical pocket watch?
1. When you first wear it, please wind the watch by turning the button on the side of the watch, until it is full.
2. By taking the button out slightly, you can adjust the time, then push back the button.
3. If still have any questions, please contact us first.
Hints and Tips:Fully winded, the power reserve of watch can reach 36 hours. 
