Energy Saving Lighting:4u 9w-30w 1)Up to 8,000 hours lifetime 2)UL,CE,GS,EMC,RoHS,ENERGY ... CFL Lamp:4U 9w-30W1)1,500,000 pcs/month2)Up to 8,000 hours lifetime3)Flicker free4)High luminous efficiency5 ... )up to 80% energy saving6)Excellent color rendering, nice light distribution7) ...