certification : CE,UL,TUV ,GS high service ,high quanlity,OEM service compatible product :Apply to 5-10 string of 1 W LED lig Features: 1.LED Built-in Drive Power Supply 2.CE,UL,TUV ,GS3.Traditional 20 W project-light lamp installation a foot4.Protection function: short circuit, overload, over-voltage, overheating5.Apply to 5-10 string of 1 W LED lighting driver6.2 years warranty7.Long life ...