The DC module comprises: a lens barrel with a clip part on one side, an image sensing module fixed opposite to the barrel that includes a carrying tool and an image sensing chip, a connection part, and a circuit board. Wherein, the carrying tool includes a conductive circuit to form an inner and outer welding pad area, the chip set in last tool has a sensing area on midst and welding pad area on periphery, and the connection part matches the clip part and connects with the outer area of pad sensing module and the circuit board respectively. |