Heath® Zenith HZ-5105-WH Motion Activated Security Light w/Dualbrite, WhiteNighttime security light with dualbrite. A patented heath zenith technology that provides energy saving 2 level lighting operating at half power until motion is detected & full power lighting when motion is detected. Provides soft accent lighting at dusk, when motion is detected. Light automatically switches to full bright lighting for a pre selected amount of time, 1, 5, or 10 minutes. Light will then automatically return to accent mode, 50% power.