Brookstone Set of 4 Brick Watch Winders with Power Base Imported This set of 4 stackable watch winders will keep your automatic-winding watches up to date and ready for action Just place your automatic-winding watch inside a module and select one of the rotation sequences for precision winding A built-in timer and automated rest periods prevent accidental overwinding Black outer case with a clear cover and an interior watch pillow Expandable up to 12 watch winders