Electronic device including battery

An electronic device comprising:

• a battery including:
• a negative electrode including a first coating portion coated with a negative electrode active material and a first uncoated portion disposed adjacent to the first coating portion,
• a positive electrode disposed to face the negative electrode and including a second coating portion coated with a positive electrode active material and a second uncoated portion disposed adjacent to the second coating portion,
• a first separator disposed between one surface of the negative electrode and one surface of the positive electrode, and
• a second separator disposed on another surface of the negative electrode,
• wherein the positive electrode, the negative electrode, and the at least one of the first separator or the second separator are prepared in a roll shape formed by winding,
• wherein a plurality of holes are formed in at least one of the first uncoated portion and the second uncoated portion, and
• wherein a binder coated on the first separator and a binder coated on the second separator combine each other through the plurality of holes.