Solar multifunctional biological bird repeller

The invention relates to a solar multifunctional biological bird repeller which comprises a bird repeller body, and the bird repeller body comprises a cover body, a fixed bottom plate arranged at the bottom of the cover body, a bird repelling module arranged in the cover body and a solar cell panel arranged outside the cover body and used for supplying power to the bird repelling module. The bird repelling module comprises a sensor unit, a single chip microcomputer, a sound bird repelling unit, a lamplight bird repelling unit, an ultrasonic bird repelling unit and a windmill bird repelling unit, the windmill bird repelling unit comprises a driving motor arranged in the cover body, a rotating shaft of the driving motor extends out of the cover body and is exposed out of the top of the cover body, and a rotating seat is arranged on the rotating shaft; and a windmill is arranged on the rotating seat. The device adopts non-contact bird prevention, is suitable for a severe environment, is high in anti-interference