Automatic Watch Winder 4+6 Slots USB Plug Watch Winder WIth Quiet Motor PU Leather Watch Storage Box Best GiftsSPECIFICATIONS 1: watch winder 2: birthday gifts for boyfriend Brand Name: ZOEJOE Condition: New with tags Hign concerned Chemical: None Item Diameter: 12 Item Height: 15. 67 Item Length: 12 Item Type: Watch Winders Item Weight: 3200 Item Width: 9. 44 Material: pu leather Model Number: w103 Origin: Mainland China Why we need the automatic watch winder? 1.Maintain Automatic Movement: Automatic mechanical watches rely on continuous motion to wind their