TECHNICAL PARAMETERS: LED Power Consumption: 20W-100W Operating Voltage: AC110-130V OR AC220-240V 50/60HZ, IC Linear driver; AC85-305V 50/60HZ, AC driver LED Chip: A Variety of Chips to Choose From ; Power Factor: >0.95; LED Luminous Efficiency: 90-130LM/W Lamp Efficiency: >0.9; Material: Die-......