Secondary battery pack having connection slot

A secondary battery pack, comprising:

• a battery cell having an electrode assembly sealed in a battery case together with an electrolyte, the battery cell having an electrode terminal formed at a top end thereof;
• a protection circuit module having a protection circuit board at which a protection circuit is formed, and a battery cell connection terminal formed at a lower surface of the protection circuit board;
• and
• at least two terminal connection units having one end connected to the electrode terminal of the battery cell and the other end contacted and electrically connected to the battery cell connection terminal of the protection circuit module,
• wherein the battery case includes a battery can having an open top portion into which the electrode assembly is inserted, and a cap assembly coupled to the open top portion of the battery can, and
• wherein the cap assembly includes a body plate, and a connection slot is formed at a top surface of the body plate so that a portion of the terminal connection unit is inserted and accommodated therein to be electrically connected to the electrode terminal.