... the same conditions, the brightness of 5W LED light bulb is equivalent to 60W incandescent lamp, energy saving rate is as high as 90 ... input, without strobo flash, It's fast for transient response(no delay),without phenomenon of damaging for frequent switching, it's ... .4,Environment-Friendly: Led bulb,Waste materials can be recycled, No pollution, No Mercury.5,Short response time:Led bulb , it's ...