The corrected sine wave inverter can be applied to mobile phones, laptops, televisions, cameras, CD players, various chargers, car refrigerators, game consoles, DVD players, and power tools. It is also widely used as a backup power source for tourism or field operations, and can also solve the power consumption problem in remote areas with power shortage. It can become a supporting inverter power source for wind power generation and solar photovoltaic engineering, and can also serve as a backup power source for industrial and mining enterprises and hospitals.