A drone is an unmanned aircraft or spacecraft that is not operated by a pilot on-board. It can also operate autonomously with an on-board computer. It can be programmed to perform a designated function.
Drones can be used for thing like security, military, firefighting and aerial surveillance.
- ↑ "ICAO's circular 328 AN/190 : Unmanned Aircraft Systems"(PDF). ICAO. Retrieved 3 February 2016.