BATTERY UNIT

The present disclosure relates to a battery unit, and more specifically, to a battery unit capable of measuring the temperature for each of a plurality of areas on the surface of a battery cell. A battery unit according to an embodiment of the present disclosure includes a battery cell; n (n is a natural number of 2 or more) wires installed on the surface of the battery cell and having an insulation coating formed between one end and the other end; a fixing member that attaches and fixes the one end of each of the n wires to the surface of the battery cell; and n temperature measuring elements that are respectively connected to the other ends of the n wires and measure the temperature of the other ends of the n wires, respectively.