Product description: 1.Frequency range:50/60Hz 2.power Factor:>0.95 3.power efficiency:>90% 4.working voltage:28-30W 5.power supply consumption:10W 6.LED Luminous Efficiency:110-120LM/W 7.Luminous :800-900LM 8.Light efficiency:>85% 9.Lamp Base:E40/E27 10.Work life:>50000H 11.IP Rating:IP65 12.Net weight : 13.certificate: CE, ROHS 14.packing: