| 摘要 |
Disclosed is a lithium secondary cell which enables a safe penetration test without influencing performance of the secondary cell. According to an embodiment of the present invention, the lithium secondary cell comprises: a case configured to form an appearance of the lithium secondary cell; an electrode assembly located in the case; and a bag located in the case, arranged in at least one of an upper side and a lower side of the electrode assembly, and configured to accommodate an insulation material therein. |
