Battery module, comprising: a plurality of battery cells, the plurality of battery cells being arranged in a horizontal direction; two insulating members, the insulating member comprising a first face and a second face, the first face being located on a side face of the battery module, the second face being located on a bottom face of the battery module, and the two insulating members being respectively disposed on two sides of the battery module in the horizontal direction; and a binding strip, the binding strip surrounding the plurality of battery cells and the insulating members; wherein the battery module further comprises two end plates, the two end plates are respectively disposed at two ends of the plurality of battery cells in the horizontal direction, the end plates are located above the insulating members, and the binding strip surrounds the plurality of battery cells, the two insulating members and the two end plates; wherein the end plate is provided with a binding strip restraint groove or a binding strip restraint hole and; wherein the battery cell comprises an electrode assembly and a battery housing, the electrode assembly is accommodated in the battery housing, and the electrode assembly comprises a first electrode sheet, a second electrode sheet, and a diaphragm disposed between the first electrode sheet and the second electrode sheet; and the electrode assembly is in a winding structure and is flat-shaped, an outer surface of the electrode assembly comprises two flat surfaces, and the two flat surfaces face each other in a vertical direction; or, the electrode assembly is in a laminated structure, and the first electrode sheet, the diaphragm, and the second electrode sheet are stacked in the vertical direction. a plurality of battery cells, the plurality of battery cells being arranged in a horizontal direction; two insulating members, the insulating member comprising a first face and a second face, the first face being located on a side face of the battery module, the second face being located on a bottom face of the battery module, and the two insulating members being respectively disposed on two sides of the battery module in the horizontal direction; and a binding strip, the binding strip surrounding the plurality of battery cells and the insulating members; wherein the battery module further comprises two end plates, the two end plates are respectively disposed at two ends of the plurality of battery cells in the horizontal direction, the end plates are located above the insulating members, and the binding strip surrounds the plurality of battery cells, the two insulating members and the two end plates; wherein the end plate is provided with a binding strip restraint groove or a binding strip restraint hole and; wherein the battery cell comprises an electrode assembly and a battery housing, the electrode assembly is accommodated in the battery housing, and the electrode assembly comprises a first electrode sheet, a second electrode sheet, and a diaphragm disposed between the first electrode sheet and the second electrode sheet; and the electrode assembly is in a winding structure and is flat-shaped, an outer surface of the electrode assembly comprises two flat surfaces, and the two flat surfaces face each other in a vertical direction; or, the electrode assembly is in a laminated structure, and the first electrode sheet, the diaphragm, and the second electrode sheet are stacked in the vertical direction.