Volta Signature Series Collection Double Watch Winder. This Double Watch Winder from Volta's Signature Series Collection features a high gloss carbon fiber finish with a black leather interior! The inside portion of this winder is lit by a white LED light that beautifully showcases the watch that is mounted onto the winder. This winder can be locked using the supplied key to ensure the safety of your prized possessions! Each of the watch mounts is powered by its own high quality and ultra quiet Japanese Mabuchi motor, and the winder is powered by a supplied 110/240v adapter. To control the motor of the winder, you will find an LCD screen on the inside of the winder. Using the buttons to the right of the screen, you can control the revolution direction and the speed (TPD) of the winder. Select a clockwise setting, a counterclockwise setting, or a combination of clockwise and counterclockwise revolutions. With this Volta winder, you can select a speed (TPD) setting of 650, 900, 1350, or 1800 revolutions. Find the right setting for any watch! Materials: Wood, Leather, Electronic Components. Assembled Dimensions: 9.5" L x 9" W x 8.5" H. Weight: 12 lbs.