The weatherproof winch for outdoor agricultural drones is engineered for harsh farm environments where drones operate daily in rain, dust storms, humidity, and chemical exposure. Its sealed housing protects internal components from moisture and debris, while corrosion-resistant materials ensure long service life even during continuous pesticide spraying or irrigation tasks. The winch offers stable lowering for tools, sensors, irrigation parts, or supply packs over wide farmlands. A strong, weatherproof cable resists wear caused by mud, debris, and moisture. The intelligent motor maintains smooth motion even during wet or windy conditions. This system helps agricultural drones perform reliable multi-purpose operations year-round.