Specification: Product name: MT-G2 Q0 LED Emitter Voltage: 6 V Current:1100ma-3000ma Color temperature:5000 K Max. drive current: 3 A Max. output power: 18.5W @ 85 C Brightness: 1987.5 lm @ 18.5 W, 85 C Visual angle: 115 Thermal resistance (C/W): 1.5 Dimension: 8.9 x 8.9mm Package included:1 x MT-G2 Q0 LED Emitter