Air Drone / Air Drone

This is an air-purifying drone that filters air into the fuselage and then filters it out through four crossing to achieve the effect of harmful substances in the air. The safety of drone can be improved by replacing the traditional propeller blade with the working principle of the bladeless fan. Using the streetlights as the drone's base station can provide energy, data storage and other security.
It can supervise the traffic, public security and other aspects of the city during the flight, and provide people with all-round, non-dead protection and wisdom. What’s more ,it can lay the foundation of a smart city.