# VTOL Drone User Manual - [Sky Whale VTOL](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-vtol.md): YANGDA Sky Whale heavy-lift electric VTOL drone is specially developed for LiDAR mapping, long-range cargo delivery & transport and security & surveillance. - [1. Disclaimer and safety warning](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-vtol/1.-disclaimer-and-safety-warning.md) - [2. Specification](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-vtol/2.-specification.md) - [3. Flight mission procedure](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-vtol/3.-flight-mission-procedure.md) - [3.1. UAV assembling](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-vtol/3.-flight-mission-procedure/3.1.-uav-assembling.md) - [3.2. Physical inspection](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-vtol/3.-flight-mission-procedure/3.2.-physical-inspection.md) - [3.3. CoG calibration](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-vtol/3.-flight-mission-procedure/3.3.-cog-calibration.md) - [3.4. Connect UAV to ground station](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-vtol/3.-flight-mission-procedure/3.4.-connect-uav-to-ground-station.md) - [3.5. Calibration (operate when necessary)](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-vtol/3.-flight-mission-procedure/3.5.-calibration-operate-when-necessary.md) - [3.6. Preflight inspection](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-vtol/3.-flight-mission-procedure/3.6.-preflight-inspection.md) - [3.7. Make a flight route](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-vtol/3.-flight-mission-procedure/3.7.-make-a-flight-route.md) - [3.8. Take Off](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-vtol/3.-flight-mission-procedure/3.8.-take-off.md) - [3.9. In flight](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-vtol/3.-flight-mission-procedure/3.9.-in-flight.md) - [3.10. Landing](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-vtol/3.-flight-mission-procedure/3.10.-landing.md) - [4. Maintenance](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-vtol/4.-maintenance.md) - [Sky Whale Mini VTOL](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-mini-vtol.md) - [1. Disclaimer and safety warning](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-mini-vtol/1.-disclaimer-and-safety-warning.md) - [2. Specification](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-mini-vtol/2.-specification.md) - [3. Flight mission procedure](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-mini-vtol/3.-flight-mission-procedure.md) - [3.1. UAV assembling](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-mini-vtol/3.-flight-mission-procedure/3.1.-uav-assembling.md) - [3.2. Physical inspection](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-mini-vtol/3.-flight-mission-procedure/3.2.-physical-inspection.md) - [3.3. CoG calibration](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-mini-vtol/3.-flight-mission-procedure/3.3.-cog-calibration.md) - [3.4. Connect UAV to ground station](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-mini-vtol/3.-flight-mission-procedure/3.4.-connect-uav-to-ground-station.md) - [3.5. Calibration (operate when necessary)](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-mini-vtol/3.-flight-mission-procedure/3.5.-calibration-operate-when-necessary.md) - [3.6. Preflight inspection](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-mini-vtol/3.-flight-mission-procedure/3.6.-preflight-inspection.md) - [3.7. Make a flight route](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-mini-vtol/3.-flight-mission-procedure/3.7.-make-a-flight-route.md) - [3.8. Take Off](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-mini-vtol/3.-flight-mission-procedure/3.8.-take-off.md) - [3.9. In flight](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-mini-vtol/3.-flight-mission-procedure/3.9.-in-flight.md) - [3.10. Landing](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-mini-vtol/3.-flight-mission-procedure/3.10.-landing.md) - [4. Maintenance](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-mini-vtol/4.-maintenance.md) - [Sky Whale Max Eletric VTOL](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-max-eletric-vtol.md): Sky Whale Max Electric is a purely electric heavy-lift VTOL drone designed for LiDAR mapping, long-distance cargo delivery, transport, and security surveillance. - [1. Disclaimer and safety warning](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-max-eletric-vtol/1.-disclaimer-and-safety-warning.md) - [2. Specification](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-max-eletric-vtol/2.-specification.md) - [3. Flight mission procedure](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-max-eletric-vtol/3.-flight-mission-procedure.md) - [3.1. UAV assembling](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-max-eletric-vtol/3.-flight-mission-procedure/3.1.-uav-assembling.md) - [3.2. Physical inspection](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-max-eletric-vtol/3.-flight-mission-procedure/3.2.-physical-inspection.md) - [3.3. CoG calibration](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-max-eletric-vtol/3.-flight-mission-procedure/3.3.-cog-calibration.md) - [3.4. Connect UAV to ground station](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-max-eletric-vtol/3.-flight-mission-procedure/3.4.-connect-uav-to-ground-station.md) - [3.5. Calibration (operate when necessary)](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-max-eletric-vtol/3.-flight-mission-procedure/3.5.-calibration-operate-when-necessary.md) - [3.6. Preflight inspection](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-max-eletric-vtol/3.-flight-mission-procedure/3.6.-preflight-inspection.md) - [3.7. Make a flight route](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-max-eletric-vtol/3.-flight-mission-procedure/3.7.-make-a-flight-route.md) - [3.8. Take Off](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-max-eletric-vtol/3.-flight-mission-procedure/3.8.-take-off.md) - [3.9. In flight](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-max-eletric-vtol/3.-flight-mission-procedure/3.9.-in-flight.md) - [3.10. Landing](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-max-eletric-vtol/3.-flight-mission-procedure/3.10.-landing.md) - [4. Maintenance](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-max-eletric-vtol/4.-maintenance.md) - [Sky Whale Max Hybrid VTOL](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-max-hybrid-vtol.md): YANGDA Sky Whale Max hybrid (battery and petrol) fixed-wing VTOL drone is specially designed for missions that conventional electric VTOL drones can't do. - [1. Disclaimer and safety warning](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-max-hybrid-vtol/1.-disclaimer-and-safety-warning.md) - [2. Specification](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-max-hybrid-vtol/2.-specification.md) - [3. Flight mission procedure](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-max-hybrid-vtol/3.-flight-mission-procedure.md) - [3.1. UAV assembling](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-max-hybrid-vtol/3.-flight-mission-procedure/3.1.-uav-assembling.md) - [3.2. Physical inspection and preparation](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-max-hybrid-vtol/3.-flight-mission-procedure/3.2.-physical-inspection-and-preparation.md) - [3.3. CoG calibration](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-max-hybrid-vtol/3.-flight-mission-procedure/3.3.-cog-calibration.md) - [3.4 Connect UAV to ground station](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-max-hybrid-vtol/3.-flight-mission-procedure/3.4-connect-uav-to-ground-station.md) - [3.5. Warm up the engine:](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-max-hybrid-vtol/3.-flight-mission-procedure/3.5.-warm-up-the-engine.md) - [3.6. Calibration (operate when necessary)](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-max-hybrid-vtol/3.-flight-mission-procedure/3.6.-calibration-operate-when-necessary.md) - [3.7. Preflight inspection](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-max-hybrid-vtol/3.-flight-mission-procedure/3.7.-preflight-inspection.md) - [3.8. Make a flight route](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-max-hybrid-vtol/3.-flight-mission-procedure/3.8.-make-a-flight-route.md) - [3.9. Take Off](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-max-hybrid-vtol/3.-flight-mission-procedure/3.9.-take-off.md) - [3.10. In flight](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-max-hybrid-vtol/3.-flight-mission-procedure/3.10.-in-flight.md) - [3.11. Landing](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-max-hybrid-vtol/3.-flight-mission-procedure/3.11.-landing.md) - [4. Maintenance](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-max-hybrid-vtol/4.-maintenance.md) - [5. Engine Troubleshooting](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-max-hybrid-vtol/5.-engine-troubleshooting.md) - [6.Engine Maintenance](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-max-hybrid-vtol/6.engine-maintenance.md) - [Sky Whale Hybrid VTOL](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-hybrid-vtol.md): Sky Whale Hybrid has been upgraded with both battery and petrol power, along with a lighter fuselage — enabling up to 6-10 hours of flight time and up to 10 kg payload delivery. - [1. Disclaimer and safety warning](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-hybrid-vtol/1.-disclaimer-and-safety-warning.md) - [2. Specification](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-hybrid-vtol/2.-specification.md) - [3. Flight mission procedure](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-hybrid-vtol/3.-flight-mission-procedure.md) - [3.1. UAV assembling](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-hybrid-vtol/3.-flight-mission-procedure/3.1.-uav-assembling.md) - [3.2. Physical inspection and preparation](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-hybrid-vtol/3.-flight-mission-procedure/3.2.-physical-inspection-and-preparation.md) - [3.3. CoG calibration](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-hybrid-vtol/3.-flight-mission-procedure/3.3.-cog-calibration.md) - [3.4 Connect UAV to ground station](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-hybrid-vtol/3.-flight-mission-procedure/3.4-connect-uav-to-ground-station.md) - [3.5. Warm up the engine:](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-hybrid-vtol/3.-flight-mission-procedure/3.5.-warm-up-the-engine.md) - [3.6. Calibration (operate when necessary)](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-hybrid-vtol/3.-flight-mission-procedure/3.6.-calibration-operate-when-necessary.md) - [3.7. Preflight inspection](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-hybrid-vtol/3.-flight-mission-procedure/3.7.-preflight-inspection.md) - [3.8. Make a flight route](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-hybrid-vtol/3.-flight-mission-procedure/3.8.-make-a-flight-route.md) - [3.9. Take Off](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-hybrid-vtol/3.-flight-mission-procedure/3.9.-take-off.md) - [3.10. In flight](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-hybrid-vtol/3.-flight-mission-procedure/3.10.-in-flight.md) - [3.11. Landing](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-hybrid-vtol/3.-flight-mission-procedure/3.11.-landing.md) - [4. Maintenance](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-hybrid-vtol/4.-maintenance.md) - [5. Engine Troubleshooting](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-hybrid-vtol/5.-engine-troubleshooting.md) - [6.Engine Maintenance](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-whale-hybrid-vtol/6.engine-maintenance.md) - [Sky Fury VTOL](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-fury-vtol.md): YANGDA Sky Fury long-endurance electric VTOL drone is specially designed for long-range security & surveillance, search & rescue, survey & mapping applications. - [1. Disclaimer and safety warning](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-fury-vtol/1.-disclaimer-and-safety-warning.md) - [2. Specification](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-fury-vtol/2.-specification.md) - [3. Flight mission procedure](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-fury-vtol/3.-flight-mission-procedure.md) - [3.1. UAV assembling](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-fury-vtol/3.-flight-mission-procedure/3.1.-uav-assembling.md) - [3.2. Physical inspection](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-fury-vtol/3.-flight-mission-procedure/3.2.-physical-inspection.md) - [3.3. CoG calibration](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-fury-vtol/3.-flight-mission-procedure/3.3.-cog-calibration.md) - [3.4. Connect UAV to ground station](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-fury-vtol/3.-flight-mission-procedure/3.4.-connect-uav-to-ground-station.md) - [3.5. Calibration (operate when necessary)](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-fury-vtol/3.-flight-mission-procedure/3.5.-calibration-operate-when-necessary.md) - [3.6. Preflight inspection](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-fury-vtol/3.-flight-mission-procedure/3.6.-preflight-inspection.md) - [3.7. Make a flight route](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-fury-vtol/3.-flight-mission-procedure/3.7.-make-a-flight-route.md) - [3.8. Take Off](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-fury-vtol/3.-flight-mission-procedure/3.8.-take-off.md) - [3.9. In flight](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-fury-vtol/3.-flight-mission-procedure/3.9.-in-flight.md) - [3.10. Landing](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-fury-vtol/3.-flight-mission-procedure/3.10.-landing.md) - [4. Maintenance](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/sky-fury-vtol/4.-maintenance.md) - [FW320 VTOL](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/fw320-vtol.md): YANGDA FW-320 is a reliable and affordable VTOL fixed-wing plane designed for long-range inspection, survey, aerial photography, agriculture, search and rescue and public safety applications. - [1. Disclaimer and safety warning](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/fw320-vtol/1.-disclaimer-and-safety-warning.md) - [2. Specification](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/fw320-vtol/2.-specification.md) - [3. Flight mission procedure](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/fw320-vtol/3.-flight-mission-procedure.md) - [3.1. UAV assembling](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/fw320-vtol/3.-flight-mission-procedure/3.1.-uav-assembling.md) - [3.2. Physical inspection](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/fw320-vtol/3.-flight-mission-procedure/3.2.-physical-inspection.md) - [3.3. CoG calibration](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/fw320-vtol/3.-flight-mission-procedure/3.3.-cog-calibration.md) - [3.4. Connect UAV to ground station](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/fw320-vtol/3.-flight-mission-procedure/3.4.-connect-uav-to-ground-station.md) - [3.5. Calibration (operate when necessary)](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/fw320-vtol/3.-flight-mission-procedure/3.5.-calibration-operate-when-necessary.md) - [3.6. Preflight inspection](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/fw320-vtol/3.-flight-mission-procedure/3.6.-preflight-inspection.md) - [3.7. Make a flight route](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/fw320-vtol/3.-flight-mission-procedure/3.7.-make-a-flight-route.md) - [3.8. Take Off](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/fw320-vtol/3.-flight-mission-procedure/3.8.-take-off.md) - [3.9. In flight](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/fw320-vtol/3.-flight-mission-procedure/3.9.-in-flight.md) - [3.10. Landing](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/fw320-vtol/3.-flight-mission-procedure/3.10.-landing.md) - [4. Maintenance](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/fw320-vtol/4.-maintenance.md) - [FW320 Pro VTOL](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/fw320-pro-vtol.md): FW-320 Pro VTOL enables easier assembly and smoother flight performance. Featuring the regulation-friendly takeoff weight of 24 kg — just under the UAS 25 kg limit for worry-free operation. - [1. Disclaimer and safety warning](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/fw320-pro-vtol/1.-disclaimer-and-safety-warning.md) - [2. Specification](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/fw320-pro-vtol/2.-specification.md) - [3. Flight mission procedure](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/fw320-pro-vtol/3.-flight-mission-procedure.md) - [3.1. UAV assembling](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/fw320-pro-vtol/3.-flight-mission-procedure/3.1.-uav-assembling.md) - [3.2. Physical inspection](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/fw320-pro-vtol/3.-flight-mission-procedure/3.2.-physical-inspection.md) - [3.3. CoG calibration](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/fw320-pro-vtol/3.-flight-mission-procedure/3.3.-cog-calibration.md) - [3.4. Connect UAV to ground station](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/fw320-pro-vtol/3.-flight-mission-procedure/3.4.-connect-uav-to-ground-station.md) - [3.5. Calibration (operate when necessary)](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/fw320-pro-vtol/3.-flight-mission-procedure/3.5.-calibration-operate-when-necessary.md) - [3.6. Preflight inspection](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/fw320-pro-vtol/3.-flight-mission-procedure/3.6.-preflight-inspection.md) - [3.7. Make a flight route](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/fw320-pro-vtol/3.-flight-mission-procedure/3.7.-make-a-flight-route.md) - [3.8. Take Off](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/fw320-pro-vtol/3.-flight-mission-procedure/3.8.-take-off.md) - [3.9. In flight](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/fw320-pro-vtol/3.-flight-mission-procedure/3.9.-in-flight.md) - [3.10. Landing](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/fw320-pro-vtol/3.-flight-mission-procedure/3.10.-landing.md) - [4. Maintenance](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/fw320-pro-vtol/4.-maintenance.md) - [FW250 VTOL](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/fw250-vtol.md): YANGDA FW-250 is a reliable and affordable VTOL fixed-wing plane designed for long-range inspection, survey, aerial photography, agriculture, search and rescue and public safety applications.. - [1. Disclaimer and safety warning](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/fw250-vtol/1.-disclaimer-and-safety-warning.md) - [2. Specification](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/fw250-vtol/2.-specification.md) - [3. Flight mission procedure](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/fw250-vtol/3.-flight-mission-procedure.md) - [3.1. UAV assembling](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/fw250-vtol/3.-flight-mission-procedure/3.1.-uav-assembling.md) - [3.2. Physical inspection](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/fw250-vtol/3.-flight-mission-procedure/3.2.-physical-inspection.md) - [3.3. CoG calibration](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/fw250-vtol/3.-flight-mission-procedure/3.3.-cog-calibration.md) - [3.4. Connect UAV to ground station](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/fw250-vtol/3.-flight-mission-procedure/3.4.-connect-uav-to-ground-station.md) - [3.5. Calibration (operate when necessary)](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/fw250-vtol/3.-flight-mission-procedure/3.5.-calibration-operate-when-necessary.md) - [3.6. Preflight inspection](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/fw250-vtol/3.-flight-mission-procedure/3.6.-preflight-inspection.md) - [3.7. Make a flight route](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/fw250-vtol/3.-flight-mission-procedure/3.7.-make-a-flight-route.md) - [3.8. Take Off](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/fw250-vtol/3.-flight-mission-procedure/3.8.-take-off.md) - [3.9. In flight](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/fw250-vtol/3.-flight-mission-procedure/3.9.-in-flight.md) - [3.10. Landing](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/fw250-vtol/3.-flight-mission-procedure/3.10.-landing.md) - [4. Maintenance](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/fw250-vtol/4.-maintenance.md) - [Mapird Pro VTOL](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/mapird-pro-vtol.md): YANGDA Mapird Pro is an affordable and reliable VTOL(vertical take-off and landing) fixed-wing plane for mapping, aerial survey, and surveillance applications. - [1. Disclaimer and safety warning](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/mapird-pro-vtol/1.-disclaimer-and-safety-warning.md) - [2. Specification](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/mapird-pro-vtol/2.-specification.md) - [3. Flight mission procedure](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/mapird-pro-vtol/3.-flight-mission-procedure.md) - [3.1. UAV assembling](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/mapird-pro-vtol/3.-flight-mission-procedure/3.1.-uav-assembling.md) - [3.2. Physical inspection](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/mapird-pro-vtol/3.-flight-mission-procedure/3.2.-physical-inspection.md) - [3.3. CoG calibration](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/mapird-pro-vtol/3.-flight-mission-procedure/3.3.-cog-calibration.md) - [3.4. Connect UAV to ground station](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/mapird-pro-vtol/3.-flight-mission-procedure/3.4.-connect-uav-to-ground-station.md) - [3.5. Calibration (operate when necessary)](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/mapird-pro-vtol/3.-flight-mission-procedure/3.5.-calibration-operate-when-necessary.md) - [3.6. Preflight inspection](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/mapird-pro-vtol/3.-flight-mission-procedure/3.6.-preflight-inspection.md) - [3.7. Make a flight route](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/mapird-pro-vtol/3.-flight-mission-procedure/3.7.-make-a-flight-route.md) - [3.8. Take Off](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/mapird-pro-vtol/3.-flight-mission-procedure/3.8.-take-off.md) - [3.9. In flight](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/mapird-pro-vtol/3.-flight-mission-procedure/3.9.-in-flight.md) - [3.10. Landing](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/mapird-pro-vtol/3.-flight-mission-procedure/3.10.-landing.md) - [4. Maintenance](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/mapird-pro-vtol/4.-maintenance.md) - [Mapird Plus VTOL](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/mapird-plus-vtol.md): YANGDA Mapird plus is an affordable and reliable VTOL(vertical take-off and landing) fixed-wing plane for mapping, aerial survey, and surveillance applications. - [1. Disclaimer and safety warning](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/mapird-plus-vtol/1.-disclaimer-and-safety-warning.md) - [2. Specification](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/mapird-plus-vtol/2.-specification.md) - [3. Flight mission procedure](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/mapird-plus-vtol/3.-flight-mission-procedure.md) - [3.1. UAV assembling](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/mapird-plus-vtol/3.-flight-mission-procedure/3.1.-uav-assembling.md) - [3.2. Physical inspection](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/mapird-plus-vtol/3.-flight-mission-procedure/3.2.-physical-inspection.md) - [3.3. CoG calibration](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/mapird-plus-vtol/3.-flight-mission-procedure/3.3.-cog-calibration.md) - [3.4. Connect UAV to ground station](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/mapird-plus-vtol/3.-flight-mission-procedure/3.4.-connect-uav-to-ground-station.md) - [3.5. Calibration (operate when necessary)](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/mapird-plus-vtol/3.-flight-mission-procedure/3.5.-calibration-operate-when-necessary.md) - [3.6. Preflight inspection](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/mapird-plus-vtol/3.-flight-mission-procedure/3.6.-preflight-inspection.md) - [3.7. Make a flight route](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/mapird-plus-vtol/3.-flight-mission-procedure/3.7.-make-a-flight-route.md) - [3.8. Take Off](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/mapird-plus-vtol/3.-flight-mission-procedure/3.8.-take-off.md) - [3.9. In flight](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/mapird-plus-vtol/3.-flight-mission-procedure/3.9.-in-flight.md) - [3.10. Landing](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/mapird-plus-vtol/3.-flight-mission-procedure/3.10.-landing.md) - [4. Maintenance](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/mapird-plus-vtol/4.-maintenance.md) - [Avionics parts](https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual/avionics-parts.md) --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docs.yangdaonline.com/yangda-docs/vtol-drone-user-manual.md?ask= ``` The question should be specific, self-contained, and written in natural language. 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