5w led energy saving bulb FREE SAMPLE 1.factory directly 2.the ... 'T MISS US! 5w led energy saving bulb FREE SAMPLE Product details: Model nameGB005-W3E27-03Power10*0.5wLED ... Led bulb , Efficient constant-current drive circuit, The conversion>90%, In the same conditions, the brightness of 5W ... AC265V 50/60Hz, The wide voltage and frequency input, without strobo flash, It's fast for transient response(no ...