This cleaning drone is made of aviation-grade carbon fiber and aluminum alloy for its body. The boom adopts an advanced folding structure design, which has good impact resistance and is extremely convenient for storage and transportation. In addition, this drone has excellent waterproof performance and can operate stably even in complex environments. It is also equipped with a large-capacity water tank and can flexibly configure nozzles of various angles according to different user needs, which improves the cleaning efficiency. Compared with manual cleaning of rooftop photovoltaic panels, it significantly reduces the labor intensity of workers. When working in high-risk environments, it can fully ensure the safety of workers.