Battery cell and electric equipment

The invention provides a battery cell and electric equipment, an electrode assembly of the battery cell comprises a first pole piece and a first tab, the first pole piece comprises a first current collector and a first active material layer, the first current collector comprises a first section provided with the first active material layer, and a second section and a third section which are not provided with the first active material layer; the second section, the first section and the third section are continuously arranged along the length direction of the first current collector, one end, deviating from the first section, of the second section and one end, deviating from the first section, of the third section are two ends of the first current collector respectively, and the second section and the third section are connected with first tabs; along the thickness direction of the first current collector, the area of any surface of the second section is A, the area of any surface of the third section is B, an