1.LED Power Supply 2.Certificate:RoHS, CCC, CE, PSE, GS, CE, FCC, SAA 3.3 years quality warranty. LED Power Supply Features of LED Power Supply Overload protection,Output over voltage protection ... ~+60°C, 20%~90%RH Storage temperature: -40°C~+70°C, 10%~95%RH MTBF: >5000H Certificate:RoHS, CCC, CE, PSE, GS, CE, FCC ...