The invention discloses a multifunctional access device which comprises an outdoor control structure and an indoor
control switch which is electrically connected with the outdoor control structure, wherein a main body of the outdoor control structure is a fingerprinting access
system which comprises a
human body detector arranged in a control panel, a minitype camera, a luminotron, a power light, a fingerprinting device, a
liquid crystal display and a speaker. The multifunctional access device is characterized by comprising a central
control unit, an upper control, a household appliance protection module connected with the upper control, a leaving reminding schedule module, a communication monitoring module, a sound and light-operated night lighting module, a weather in-time bell information module and an electric appliance management module based on a
genetic algorithm. The multifunctional access device provided by the invention has the beneficial effects that the
environmental protection is convenient, the energy is saved, and the affliction when keys and cards are lost is avoided; the power utilization safety of users is guaranteed; theft phenomena are basically eradicated, and the security experts of agreement premise can be reduced; and the multifunctional access device is wide in application range, is convenient to graft, is convenient to expand, is convenient in volume production, and can be used for lowering the cost.