This Wolf British Racing single watch winder is crafted in British racing green vegan leather. The winding module which can be set to turn from 300 to 1,200 turns per day clockwise, counter clockwise, or bi-directional. Features include a 6 to 72 hour power reserve setting, 10 second start delay, and a return to start option. The winder can be powered D-Cell batteries (not included), or the included AC adapter. It measures approximately 7.75″ L X 8″ W X 9″ H.