What about the flying plant protection drone?

Feifei P series plant protection UAV system, whether in fields, orchards, mountains, hills or terraces, P series can spray liquid medicine evenly and accurately on every crop that needs protection. The efficiency of aerial spraying can reach 2 10 mu per hour. P series can reduce the use of pesticides by more than 30%, save 90% of water resources, and ensure the quality, safety and environmental protection of agricultural products.