This is a wristwatch that wraps around your wrist. Size: Watch body diameter approx. 3.5cm Wristband approx. 25cm * To start the watch, remove the watch body from the red cover, remove the white stopper from the side screw, and then push the screw in. Amusement prize ⚠ Although opened to check the operation, it is unused and in beautiful condition. Please refrain from purchasing if you are nervous about home storage.