For area public security, the jurisdiction area large, densely populated areas and scattered distribution, due to factors such as insufficient police force, may cause patrol loophole, give an opportunity to criminals. Drones can carry a variety of police equipment, including high-definition digital cameras and night-vision goggles, to help law enforcement patrol the jurisdictions. Not only can the police force be saved, but also benefit the public security department to master the public security situation of the relevant area in time.