The invention discloses monitoring equipment in the field of security and protection equipment. The monitoring equipment comprises a base, a cleaning mechanism and a protection cover which are sequentially arranged from top to bottom, wherein a hollow pipe is connected between the top of the protection cover and the base; the cleaning mechanism comprises the hollow pipe, an electromagnet, a magnet, a traction ring, a first connection rod, a second connection rod and a hemispherical cleaning cover, a plurality of air-inducing blades are arranged on the outer wall of the cleaning cover, and thecleaning cover comprises a left half cover and a right half cover which are closed to form a hemispherical body; and the traction ring sleeves the hollow pipe, the traction ring is slidably connectedwith the hollow pipe; the electromagnet sleeves the hollow pipe; the magnet is arranged at one side close to the electromagnet, of the traction ring; a third spring is connected between the magnet andthe electromagnet; the hollow pipe sleeves outside a traction rod; and the top of the hollow pipe is rotationally connected with the base. The scheme is capable of cleaning rainwater on the protection cover.