The utility model relates to a warn high -pressure overhead line's lamps and lanterns, specifically speaking relates to a make things convenient for installation and maintenance's high voltage transmission lines warning light. Make things convenient for installation and maintenance's high voltage transmission lines warning light, including the support, its characterized in that: the support for insulating material, support internally mounted have a battery, the warning light is installed to the lower part, upper portion is installed and is used for the online fixed mounting device on the road of fixed mounting, fixed mounting device upper portion install the solar energy electroplax. It is simple firm that the make things convenient for installation and maintenance's high voltage transmission lines warning light of structure has the installation like this, is difficult for the displacement and drops, and daytime is luminous, and night is luminous, environmental protection and energy saving, advantage that warning effect is good.