Voltage stabilization: ensure that the equipment operates in a stable voltage environment, preventing equipment damage caused by voltage fluctuations Energy saving and high efficiency: by stabilizing the voltage, it improves the efficiency of the equipment, reduces the energy consumption, and saves the electricity expenses Protecting equipment: with short-circuit, overload and other protection functions to ensure the safety of equipment and circuits Widely applicable: applicable to a variety of electronic equipment and power supply systems, to ensure that a variety of equipment to obtain a stable voltage supply