BATTERY CELL INCLUDING ELECTRODE TAB HAVING BREAKAGE PREVENTION FUNCTION AND BATTERY MODULE INCLUDING THE SAME

The present invention relates to a battery cell including an electrode tab having a breakage prevention function and a battery module including the same, and more particularly a battery cell including a case having a laminate sheet structure, an electrode assembly received in the case, an electrode tab located at a side surface of the electrode assembly, an electrode lead having one side connected to the electrode tab and the other side projecting out of the case, and insulative films disposed at each of an upper surface and a lower surface of the electrode lead, wherein the electrode tab includes a buffer portion thereof, the length of the buffer portion being adjustable, and a battery module including the same.