The LUXEON MX from Lumileds is a LED with Forward Voltage 3, 6 & 12 V, Forward Current 1500 to 6000 mA, Luminous Flux 1160 to 1210 lm, Operating Temperature -40 to 120 Degree C, Storage Temperature -40 to 120 Degree C. More details for LUXEON MX can be seen below.