BATTERY CELL AND METHOD FOR MANUFACTURING BATTERY CELL

Disclosed herein relates to a battery cell. The battery cell includes: a first case including a base plate; a plurality of stack cells on the base plate, each of the plurality of stack cells including a positive electrode, a negative electrode, and a separator interposed between the positive electrode and the negative electrode; a plurality of first tab collectors on the base plate; and a plurality of second tab collectors on the base plate, wherein the first tab collectors includes first fastening holes, and the first case includes first dents that partially fills the first fastening holes.