The invention relates to the self powering handrail sterilizer in which the bactericidal spectrum is strengthened comprising the side ultra-violet ray lamp of pair and the front side ultra-violet ray lamp substrate: which is installed at the inner side of the frame ; it includes the ultraviolet lamp module which is provided with the power source from the power circuit and irradiates the sterilization light on the handrail ; it is installed at the ultra-violet ray lamp Mo DyulNeun, and the inner side front side of the frame ; and irradiates the ultraviolet ray on the main surface of the handrail. The ultraviolet ray is irradiated on the side of the handrail it is set up vertically in the side of the front side ultra-violet ray lamp substrate.