Main characteristics and applications: constant voltage design, compliance with ICE / EN61000-3-2,2019EMC standards, international universal full-range AC input, full house plastic shell, built-in active PCF circuit, protection types: short circuit, overload, overvoltage, no load power consumption <0.5W, suitable for LED related devices and electrical products, ClassII power supply, bipolar no flash, 100% full load aging test, three-year warranty.