50W 300mA DC 120V-160V Compact Constant Current LED Driver~3310 Compact Constant current 50W 300mAmp DC 120V-160v LED power supply / driver / transformer The constant current LED Transformer/Driver is used to power DC voltage LED ceiling lights. 100% Brand new and high quality LED driver transformer suitable for MR16 / MR11 /G4 and other Power: 50W Input Voltage: AC 110V/230V Output Voltage:DC 120-160V(Constant) 50W 300mAmp DC 120v-160V Compact Constant Current LED Power Supply / Driver / Transformer This is a Smart switch power supply for converting AC 110V/220V to DC volts with a steady constant current output These transformers output current is constant (it is 300mA for this transformer) and its DC output Volt varies according to its output power.