... is only 10%-20% efficiency, 19 W fluorescent lamp in traditional 40 W fluorescent tubes flux, equivalent to 150 W incandescent ... source, infrared, ultraviolet radiation without, and can avoid broken fluorescent lamp of mercury spill secondary pollution, the use of aluminum ... . Long life: using LED light source, lamp life can reach 40000 hours above, is a traditional fluorescent lamp life of 10 times.