LED power supply 1/ AC INPUT POWER 110V or 220V 2/ Out put: 5V/1V/24V 3/ ... CE ROHS certificate. 4/ Two years warranty. LED power supply 50W 100W150W 200W Universal AC input / full rangeApprovals: ETS ... -4-2,3,4,5,6,8,11Cooling method ............................... convection led power supply