Winding Machine 3BI005-BK for Wristwatches Single Watch Winder / Automatic Winding Machine / Automatic Winding Device / Electric Vibration Device ・Automatic winder for automatic watches or watches with an automatic power generation system ・Perfect for interior decoration ・4-stage settings to suit the situation ■Size approx.: Width 110 x Depth 200 x Height 160mm, Weight: 550g ■Specifications: 4-mode switching, single watch winder, 100V AC power supply ■Color: Black