The invention relates to safety warning equipment and especially relates to safety warning equipment used for high-altitude operation. The invention aims at providing the safety warning equipment usedfor the high-altitude operation. The warning equipment has a good warning effect and is easy to attract people attentions. The safety warning equipment used for the high-altitude operation comprisesa base plate and the like. A top of the base plate is provided with an n-shaped rack. A right side of the top of the base plate is provided with a driving mechanism. A left side of the top of the baseplate is provided with a hearing prompting mechanism. An inner top of the n-shaped rack is provided with a warning mechanism. In the invention, the driving mechanism is used as a main power source and drives the hearing prompting mechanism to work. A sound is generated and simultaneously the warning mechanism is driven to work. A warning board moves towards the left and the right so that the warning effect is good. And effects that the warning effect is good and the equipment is easy to attract people attentions are reached.