1:LED power supply 2:Constant current 3:CE,RoHS and TUV certificated. 4: Warranty: 3 years 5:ISO 9001:2008 manufacturer 1:LED power supply2:Lower price and high efficency.3;AC input power suitable for the world4:Low temperature rise5;protected and recovered while in broken k or short circuit, or in over voltage or over low voltage, or in over heated.6: Use imported chips in LED driver, enable the ...