The Wolf Axis Triple Winder fits watches up to 52mm and features copper metal plating, suede interior, and copper finished hardware with a locking glass cover. The storage compartment has a travel case, four medium compartments, and two watch cuffs. Program the three winding modules to rotate between 300 and 1200 turns per day either clockwise, counter clockwise, or bi-directional. Runs on AC power or D-Cell batteries. Batteries not included.