Long life:LED lamp is solid cold light-housing, small volume, light weight, high performance silica gel encapsulation, can endure high strength mechanical shock and vibration, not easy broken. It does not have the shortcoming such as electro-optical field radiation to shine and lamp filaments are easy to burn when shining, hot sedimentary etc.Work life can reach 30000 -50000 hours,  30 times than the normal bulb; Equivalent to continuous lighting for six years.