LED downlight 1.LED source:Cree,Seoul,Edison,Epistar 2.Lifespan:50000h 3.Warranty:2years 4.Certificates:CE, ... -Voltage Protection High Voltage Surges Protection LED Manufacture Cree, Seoul, Edison, EpistarOperating Temperature -30o~+50oLED Lamp Life 50,000 hoursRelevant ...