The utility model provides a characteristic analysis system for a target entering a transformer substation environment. The system comprises an input camera, an information input machine body, an identification camera, an information identification machine body and a motor, the input camera is installed at the top of the information input machine body through an installation shaft, the outer wallof the front face of the information input machine body is provided with a display screen, a talkback port and a heat dissipation port, and the information input machine body and the information recognition machine body are installed at the top of the bottom plate through supporting frames. According to the utility model, the input camera and the fingerprint input area are installed; the input camera can be used for inputting appearance characteristic information of a worker; the fingerprint input area can input fingerprint information of people and then input the information to the cloud database to be stored, when the people enter and exit the transformer substation next time, the recognition camera can automatically recognize external information of the people, and therefore the peoplecan be automatically released if matching succeeds, manual checking is not needed, and convenience, rapidness, time saving and labor saving are achieved.