This Wolf Designs Roadster single watch winder is comprised of black vegan leather, ebony macassar polished wood, and chrome finished hardware. The winding module can be programmed to turn between 300 and 1,200 times per day clockwise, counterclockwise, or bi-directional. Other features include a 6 to 72 hour power reserve setting and a 10 second start delay. The winder can be powered by AC power via the included adaptor, or by D-Cell/Lithium batteries. Batteries not included.