The invention discloses an induction strobe light warning system. The system comprises a solar panel, an LED strobe light, a radar and a sound alarm; and the solar panel is connected with the radar and the sound alarm; and the radar is connected with the LED strobe light and a sound alarm triggering loop. The invention also discloses a realization method of the induction strobe light warning system. According to the method, judgment is performed according to a distance L from a human activity to a power transmission line and a preset warning distance S, so that warning can be realized. The induction strobe light warning system can actively sense human activities within a safe range and perform active warning so as to protect the safe operation of the power transmission line and guarantee the life and property safety in the protection region of the power transmission line. The system has the advantages of convenient installation and maintenance and active prevention against external damage.