SECONDARY BATTERY MODULE

The present disclosure relates to a secondary battery module that is capable of being disposed inside a secondary battery pack in various forms and being easily set in series or parallel between cells inside the secondary battery pack, thereby improving efficiency in designing the secondary battery pack. A secondary battery module according to the present disclosure includes: a plurality of cells comprising a first cell and a second cell which are facing each other, and a rotation member disposed between a surface of the first cell and a surface of the second cell facing the surface of the first cell, wherein the first cell is rotatable with respect to the second cell.