ISO,UL,CE & FCC CERTIFICATION LISTED 1.Operating frequency:250KHZ 2. 5YR warranty 3.lifetime> ... 100000h 4.Ra>80 Product DescriptionUL,CUL,CE & FCC CERTIFICATION LISTEDFeatures: 1. Housing: Die-casting aluminum alloy fixture body, corrosion ... pleased to send you our catalogue and UL,CE,FCC & ISO certification for your reference if you are interested on our items ...