... 50000h 3.CE and RoHS led bulb lamp 4.High quality&Competitive price High Power 3W E27 LED Bulb with CE or Rohs/fashionable ... Long lifespan , low cost of maintenance. 6,Energy saving and high luminous intensity, energy consumption can be 30% of ... tesistance,non-themal radiation,good direction,avoiding maintenance and etc,And lamp equipped with an poricallens ,then effectively improved the lighting ...