SECONDARY BATTERY

The secondary battery may include an electrode assembly comprising a jelly roll including a first electrode and a second electrode, a case having an opening formed at one side and accommodating the electrode assembly and an electrolyte, and a cap assembly coupled to the opening of the case, wherein the electrode assembly includes a first electrode tab electrically connecting the first electrode to the cap assembly, a cover tape attaching the first electrode tab to the jelly roll, and an adhesive member disposed between the cover tape and the cap assembly.