Clearly specify the important information items for display: - No-fly time: Prohibition of night flights (night: from sunset to sunrise) - No-fly areas: Within a radius of 9. 3 km from the airport (controlled airspace) Areas over urban centers like Seoul, around nuclear power plants near the demilitarized zone, etc. , where flights are restricted for safety and defense reasons. Altitudes above 150m - Prohibited actions during flight: No dropping of objects during flight. No flying under the influence of alcohol or drugs. No flying when the pilot cannot see the device directly. - Prohibition of abnormal flight methods: No flying in densely populated areas or near large gatherings in a manner that could endanger lives or property, or close to buildings. - Risk of crash if the communication range is exceeded.