... , Ten times the lamp life of standard incandescent lamp 3, CE,ROHS certifications Features of CFL lamp source: TypeVoltageWattLumens(Lm)L(mm ... )D(mm)PCSWeight N/GPackage C37-1A(E14)110-130/220-240v7/9W 320/41010237 100 7/852 ... in offices , shops, hotels , specific task lighting etc . 7/9w E14 CFL lamps