... , black 2,Working frequency: 50-60HZ 3,Longevity: 50000H 6W E27 LED Bulb silver shellScope of Application: Widely used in commercial and domestic ... power,and saves more than 80% energy than traditional incandescent lamp. 2, Environmental protection: no radiation,no mercury or lead, ... ~50,000 hours,life is 10 times longer than traditional lamp. 4, High-brightness light sources: adopt 1W high-power ...