The HLG-40H Series from Mean Well is a LED Driver Module with Input Voltage 90 to 305 VAC, Output Current 0.75 to 3.33 A, Output Power 39.96 to 40.5 W, Output Voltage 7.2 to 54 V, Input Current 0.23 to 0.43 A. More details for HLG-40H Series can be seen below.