... 1. Automatic lights and delay off according to the induction of human activities. Power-efficient, low-carbon, long lifespan. ... with double window, large diameter,2.Sensing: built-in light sensor, temperature compensation devices,3.Induction sensitive distance: ... Induction sensitive Angle: 120 degrees,5.LEDs: 3 white Led, the luminance is 12,000-15,000MCD,6.Power ... G.W.N.W.: 4.5/4.0KGS led sensor light