Perimeter intrusion warning laser device

The invention relates to the technical field of safety, in particular to a perimeter intrusion warning laser device. The perimeter intrusion warning laser device comprises an emitting device, a receiving device and a tripod; the emitting device is provided with a green laser emitter, a blue laser emitter and a red laser emitter which are arranged successively from bottom to top, and the emitting device is also provided a total control switch used for uniformly switching the green laser emitter, the blue laser emitter and the red laser emitter; the receiving device is provided with a green light receiver, a blue light receiver and a red light receiver which are arranged successively from bottom to top and are connected with a first circuit board processor, a second circuit board processor and a third circuit board processor respectively, the first circuit board processor, the second circuit board processor and the third circuit board processor are used for processing light wave signals,and the top of the recei