The aviation obstacle light is a special light for the identification of obstacles and belongs to the category of aviation lighting equipment industry. In order to have a difference with the general lighting, aviation obstacle lights are not always on but flashing, low light intensity aviation obstacle lights are always on, medium light intensity aviation obstacle lights and high light intensity aviation obstacle lights are flashing, the flashing frequency is not less than 20 times/minute and not more than 60 times/minute. The function of the aviation obstacle light is to show the outline of the structure, so that the aircraft operator can judge the height and outline of the obstacle and play a warning role.