... 4.80000h lifespan Features:1.when no people or no car coming, the light is in low-light level , that can ... lighting for monitors, when people or car coming, the light will turn to high light level . 2 ... -5500K3.Cool White(CW):6000-7000K Application:Apply in underground parking lot,garage,basement,supermarket,aisles, Corridor,hotel, office, washrooms,School, Library ...