LED Bulb
nductor, electronic mobile light, cold light source, convert light energy directly to electrical energy, electrical energy into light energy efficiency is 60% -70%, 20 times of incandescent, fluorescent energy 6 times, LED incandescent lamp consumes only 1 / 20, Fluorescent 1 / 6, life is 30 times of incandescent, fluorescent, 10 times, LED lamp life of up to 3-5 ten thousand hours
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08/26 06:47