The utility model discloses a light filling lamp for transformer station tour -inspection equipment mainly includes power and lamp plate, being equipped with a set of white light light filling lamp and a set of infrared light filling lamp on its characterized in that lamp plate, being connected with electrical source controller between power and the light filling lamp, electrical source controller connects photo sensor, and electrical source controller passes through photo sensor light intensity's response to external world, selects switch -on white light light filling lamp or infrared light filling lamp. The utility model discloses a photo sensor realizes that the light filling lamp rationally adopts white light light filling lamp or infrared light filling lamp, can promote the image quality of camera under the different light environment, and is energy -conserving again simultaneously.