Convertible automatic universal, roll paper towel dispenser and 12-gal. waste receptacle module can be interchanged with a universal, touchfree module or a folded towel module and 18-gal. waste receptacle, respectively. Cabinet is not replaced when changing modules. Satin-finish stainless steel. Seamless beveled flange. Removable waste receptacle is locked into cabinet. Receptacle is 8″ (205mm) deep with a capacity of 12-gal. (45.5L); extends 4 1⁄8″ (105mm) from wall. Rough wall opening 16″ W, 54 ¾” H, 4″ min. depth (405 x 1390 x 100mm). Battery requirements: 4 Alkaline D Cells (not included).