The invention relates to a battery pack (100) for a handheld power tool (300), comprising a cell holder (600), which accommodates at least one battery cell (400), wherein the battery cell (400) has a lateral surface (405) that extends parallel to a longitudinal axis (x), wherein the lateral surface (405) is bounded by two end surfaces (410) that are perpendicular to the longitudinal axis (x), and wherein the lateral surface (405) and the end surfaces (410) form an outer shell of the battery cell (400), and wherein battery pack electronics (800) comprise at least one circuit board (810) having contact elements (140) for establishing an electrical connection between the battery pack (100) and the handheld power tool (300), wherein furthermore at least one contact means (840) corresponding to the battery cell (400) is provided, wherein the contact means (840) electrically contacts the corresponding battery cell (400) at the lateral surface (405).