Specification:Condition: 100% Brand NewItem Type: Watch Winder BoxMaterial: PU Leather Size: As shown in the picture Power Supply: Household power supplyPower Input: AC100-240VPower OutpuT: PC3V1.2A 50~60HZ0.2ACapacity: 4 + 6 Watch Box Use: Automatic mechanical watches, just wear on the hand, will automatically wind up with the human body movement, but if you take off the watch (such as rest at night, or more watches wear in turns) after a period of time, automatic mechanical watches will lose power and stop. But if you put it in a meter shaker, you can get the power and swingUsage: Put the watch into the box, then close the cover. Package List:1 x Watch Winder Box1 x Power Supply 3 x Spare Watch Pillow