... of extrusion aluminium 6063 ,the super heat sink makes the LED chip core temperature blow 80 degree, the good heat managment gives ... .5 meterInput Voltage DC12VAC100-240VLED Manufacture CreeOperating Temperature -20-90 °LED Lamp Life >50,000 hoursRelevant Certificate CE, RoHS, ... certificate of CCC.CE.ROHS.EMC and etcHigh power LED,LED we use CREE XR-E chips and VDE,CE,EMC improved constant ...