Under the condition of 4 hours of peak sunshine every day, the above power generation system can provide about 20 kwh of electricity every day and work normally in cloudy and rainy days for 3 consecutive days, which can fully meet the power demand of villa families. At the same time, it can be used for microwave transfer station, communication unmanned base station, island independent power supply, power consumption of residential villages in remote mountain areas, etc. This product has the characteristics of reliable quality and high market price ratio. At the same time, the power provided by the system will be greater than 20 kwh in areas higher than the peak sunshine of 4 hours per day.