1)Type: Flower energy saving lamp 2)Voltage: 110 - 130V, 220 -240V.Frequency:50/ ... 60Hz 3) Light efficiency:60Lm/watt. 4)Life:8000 clubs energy saving lampVoltage:100-130V/ 220V-240V, 50/60Hz,Wattage:50W ... cap: E27,B22,Light efficiency:60Lm/wattLife:8000HoursUp to 80% energy saving---- Different Lamp for different marketOEM acceptedCertificate : CE, EMC , UL ...