The LX18-P127-Y from Lumileds is a LED with Forward Voltage 2.5 to 3.0 V, Forward Current 1000 mA, Luminous Flux 80 to 85 lm, Operating Temperature -40 Degree C - 135 Degree C, Storage Temperature -40 to 135 Degree C. More details for LX18-P127-Y can be seen below.