Abstract: Indian agriculture needed production as well as protection materials to achieve high productivity. Fertilizer and chemical frequently needed to kill insects. The WHO (World Health Organization) estimates there are more than 1 million pesticide affective cases in every year. In that around one lakh deaths in each year, especially due to the pesticides sprayed by human being. The pesticide affects the nervous system and also leads to disorders. A Remote Controlled Unmanned Aerial Vehicle (UAV) is used to spray the Pesticide. The vertical take-off and landing quad copter is used to spray the pesticide. This paper describes the development of quad copter UAV and the sprayer module, discusses the integration of sprayer module to quad copter system. Total payload lift off weight of quad copter is 1 kg.

Keywords: Unmanned Aerial Vehicle, drones, quadcopter, manual spraying, pesticide sprayer, pesticide spraying mechanism.