Introducció
Welcome to the user manual for your new Xiaomi A21 Pro VR Drone. This advanced UAV features an 8K HD dual camera, intelligent obstacle avoidance, a powerful brushless motor, and a convenient foldable design, offering an immersive First Person View (FPV) flying experience. Please read this manual thoroughly before operating your drone to ensure safe and optimal performance.

Figure 1: Xiaomi A21 Pro VR Drone with 8K HD Dual Camera and VR Goggles
Contingut del paquet
Assegureu-vos que tots els elements que s'enumeren a continuació estiguin presents al vostre paquet:
- Avió (dron) x 1
- Comandament a distància x 1
- Body battery (3.7V 1000mAh lithium battery) x 1
- Mobile phone holder x 1
- Storage handbag x 1
- Cable de càrrega USB x 1
- Spare propeller blades (1 set)
- Manual del producte x 1
- APP software manual x 1
- Tornavís x 1
- Apron Cloth (Landing Pad) (Optional, depending on SKU)

Figure 2: A21 Pro Drone exquisite color box with dimensions
Guia de configuració
1. Carregant la bateria
- Remove the body battery from the drone.
- Connect the body battery to the USB charging cable.
- Plug the USB charging cable into a suitable USB power adapter (not included).
- The charging time is approximately 60-90 minutes. The indicator light on the charger will change to indicate a full charge.
The remote control requires 3 AA batteries (size 7 battery), which are not included. Install these into the remote control's battery compartment.

Figure 3: Modular battery for easy replacement
2. Instal·lació de l'hèlix
If propellers are not pre-installed, attach them according to the markings (A and B) on the propellers and motor arms. Ensure they are securely fastened. Use the provided screwdriver if necessary.
3. Instal·lació i connexió de l'aplicació
- Download the dedicated drone control app from your smartphone's app store (refer to the APP software manual for specific app name and QR code).
- Install the mobile phone holder onto the remote control.
- Col·loqueu el vostre telèfon intel·ligent al suport.
- Turn on the drone and then the remote control.
- On your smartphone, connect to the drone's Wi-Fi network (Image transmission signal: WiFi transmission (2.4G)).
- Open the app to establish a connection with the drone.

Figure 4: Remote control with smartphone for FPV display
Instruccions de funcionament
1. Llista de verificació prèvia al vol
- Assegureu-vos que les bateries del dron i del comandament a distància estiguin completament carregades.
- Comproveu que les hèlixs estiguin ben fixades i no estiguin danyades.
- Verify the drone is placed on a flat, open surface.
- Confirm a stable Wi-Fi connection between the drone and your smartphone (if using FPV).
- Ensure you are operating in a safe environment, away from obstacles, people, and restricted airspace.
2. Controls bàsics de vol
The remote control features a rubber paint integrated handle for comfortable and precise operation.

Figure 5: Remote control layout and functions
- Encès/apagat: Use the dedicated button on the remote control.
- Enlairament/aterratge amb una sola tecla: Press the designated button for automatic take-off or landing.
- Parada d'emergència: Long press the one-key take-off/landing button for an emergency stop.
- Ajust de velocitat: Cycle through 3 speed modes using the speed button.
- Mode sense cap: Long press the headless mode button to activate. In this mode, the drone's orientation is relative to the pilot, simplifying control.
- Photography/Video: Use the dedicated buttons to capture photos or start/stop video recording.
- Lens Up-Regulation: Adjust the camera angle electrically using the remote control. The camera is 180° electrically adjustable.
3. Funcions de vol avançades
- Flux òptic en suspensió: The drone uses its bottom optical flow lens to achieve stable fixed-point hovering, resulting in clearer and more delicate horizontal shots.

Figure 6: Optical flow positioning hover in action
- Vol de trajectòria: Plan your flight path by drawing waypoints on the app interface. The drone will then autonomously follow the predetermined route.

Figure 7: Trajectory flight planning via app
- 360° Rolling Stunts: Perform exciting 360-degree flips with a dedicated stunt button.

Figure 8: Drone performing a 360-degree flip
- Evitació d'obstacles: The drone is equipped with infrared four-way obstacle avoidance for safer flight.
- Electronic Fence: The drone has an electronic fence feature with a height limit of 120 meters and a distance limit of 600 meters to prevent flying out of range.
4. FPV Experience
The drone supports 5.8G high-speed lenses for high transmission rate, long transmission distance, and strong anti-interference ability, providing a clear FPV experience.
Video 1: FPV flight demonstration of the A21 Pro drone, showcasing its aerial capabilities and VR experience.
Manteniment
- Neteja: Gently wipe the drone body and camera lens with a soft, dry cloth. Avoid using liquids or solvents.
- Cura de l'hèlix: Regularly inspect propellers for cracks, bends, or damage. Replace any damaged propellers immediately using the spare set provided.
- Emmagatzematge de la bateria: Store batteries in a cool, dry place, away from direct sunlight and extreme temperatures. Do not store fully charged or completely depleted batteries for extended periods.
- Emmagatzematge general: When not in use, store the drone and its accessories in the provided storage bag to protect them from dust and physical damage.

Figure 9: Drone's protective features, highlighting the importance of maintenance
Resolució de problemes
| Problema | Causa possible | Solució |
|---|---|---|
| El dron no s'encén. | La bateria no està carregada o no està instal·lada correctament. | Assegureu-vos que la bateria estigui completament carregada i inserida correctament. |
| Remote control not connecting to drone. | Incorrect pairing procedure or low remote battery. | Follow pairing instructions in the APP manual. Replace remote control batteries. |
| Poor image quality or no FPV feed. | Weak Wi-Fi signal, dirty camera lens, or app issue. | Ensure strong Wi-Fi connection. Clean camera lens. Restart app and drone. |
| El dron es desplaça durant el vol. | Calibration needed or strong wind interference. | Perform gyroscope calibration (refer to APP manual). Avoid flying in strong winds. |
| Temps de vol curt. | Bateria no completament carregada o bateria envellida. | Ensure full charge. Consider replacing the battery if it's old. |
For more detailed troubleshooting steps, please refer to the comprehensive APP software manual.
Especificacions
| Característica | Detall |
|---|---|
| Número de model | A21 Pro |
| Nom de marca | MIJIA (Xiaomi) |
| Freqüència de control remot | 2.4GHZ / 4-channel 6-axis gyroscope |
| Material principal | ABS |
| Ajust de càmera | Electrically adjustable 90° (remote) |
| Model de motor | Brushless motor 1104 (7000kv value) |
| Mode d'operació | Joystick remote control / APP |
| Temps de vol | Aproximadament 10-15 minuts |
| Distància de control remot | About 120 meters (no interference, no obstruction) |
| Distància de transmissió d'imatge | About 80-120 meters (no interference, no obstruction) |
| Mètode de càrrega | USB |
| Temps de càrrega | Uns 60-90 minuts |
| Drone Takeoff Weight | 120 g |
| Bateria corporal | 3.7V 1000mAh lithium battery (rechargeable), 29g |
| Bateria de control remot | 3 piles AA (no incloses) |
| Mida del producte (plegat) | 18 * 15.5 * 4.7 cm |
| Evitar els obstacles | Infrared four-way obstacle avoidance |
| Electronic Fence Height | 120 metres |
| Electronic Fence Distance | 600 metres |
| Certificacions | CE, EAC, FCC, RoHS |

Figure 10: Detailed specifications from product listing

Figure 11: A21 Pro Drone dimensions
Consells per a l'usuari
- Qualitat de la càmera: Users have noted the impressive camera quality. Experiment with different camera angles using the 90° electrical adjustment feature to capture stunning aerial shots.
- FPV Immersion: For the most immersive experience, ensure your smartphone is securely mounted and the FPV connection is stable.
Garantia i Suport
Your Xiaomi A21 Pro VR Drone is covered by a standard manufacturer's warranty. For specific warranty terms and conditions, please refer to the documentation provided with your purchase or contact the seller directly.
If you encounter any issues or have questions not covered in this manual, please reach out to the seller's customer support for assistance.