4DRC V37 Mini Drone User Manual

1. Introduction

Thank you for choosing the 4DRC V37 Mini Drone. This compact and versatile quadcopter is designed for both beginners and intermediate users, offering features like 4K/8K HD aerial photography, WiFi FPV, altitude hold, and various flight modes. Please read this manual carefully before operating the drone to ensure safe and optimal performance.

Image: The 4DRC V37 Mini Drone, highlighting its 8K camera and 360-degree protection.

2. Safety Warnings

• WARNING: Not suitable for children under 36 months. Contains small parts that may be swallowed.
• Always operate the drone in open, clear areas, away from people, animals, and obstacles.
• Do not fly near airports, power lines, or other restricted areas.
• Ensure the drone battery is fully charged and securely installed before each flight.
• Do not touch the propellers while they are spinning.
• Supervise children during drone operation.
• Avoid flying in strong winds or adverse weather conditions.

3. Package Contents

Please check the package to ensure all items are present:

• 1 x V37 RC Drone (No camera, 4K, or 8K version as selected)
• 1 x Remote Controller
• 1 x USB Charger
• 2 x Spare Propellers
• 1 x User Manual
• (Optional: Original Box, Camera, Batteries depending on package)

4. Technical Specifications

Image: Detailed technical parameters for the drone.

5. Components Overview

5.1 Drone Layout

The 4DRC V37 Mini Drone features a compact design with fully enclosed propeller guards for 360-degree protection.

Image: Top-down view of the drone with its dimensions (11x11x4cm).

5.2 Remote Controller

The remote controller allows for precise control and can hold a smartphone for FPV viewing and app-controlled features.

Image: Remote controller with labeled buttons for various functions.

• Speed control: Adjust flight speed.
• Throttle: Control altitude.
• Power switch: Turn the controller on/off.
• Forward fine-tuning: Adjust forward drift.
• Left side fine-tuning: Adjust left drift.
• Backward fine-tuning: Adjust backward drift.
• Right side fine-tuning: Adjust right drift.
• 360° rolling: Perform stunt rolls.
• Direction lever: Control drone movement.
• Pilot lamp: Indicator light.
• Rotation/Whirl: Perform rotations.
• One click takeoff and landing: Automated takeoff and landing.
• Emergency stop/calibration: Emergency stop or calibration function.
• Headless/Return: Activate headless mode or one-key return.

6. Setup Guide

6.1 Charging the Drone Battery

1. Connect the drone battery (3.7V 400mAh Lipo) to the provided USB charger.
2. Plug the USB charger into a suitable USB power source (e.g., computer, USB wall adapter).
3. The charging time is approximately 60 minutes.
4. Once fully charged, the indicator light on the charger may change color (e.g., turn red).

6.2 Installing Controller Batteries

The remote controller requires 3 x 1.5 AAA batteries (not included). Open the battery compartment on the back of the controller and insert the batteries, ensuring correct polarity.

6.3 Pairing the Drone and Controller

1. Place the drone on a flat, level surface.
2. Turn on the drone's power switch. The indicator lights will flash.
3. Turn on the remote controller.
4. Push the left joystick (throttle) all the way up, then all the way down. The drone lights will stop flashing and become solid, indicating successful pairing.

6.4 App Installation and Connection (for FPV/Camera models)

For models with a camera, download the corresponding FPV app to your smartphone. The app name is usually found in the manual or on the drone packaging.

1. Scan the QR code in the manual or search for the app name in your app store.
2. Install the app on your smartphone.
3. Turn on the drone and connect your phone to the drone's Wi-Fi network (usually named "4DRC-V37" or similar).
4. Open the app to view the live FPV feed and access additional control features.

7. Operating Instructions

7.1 One-Key Takeoff and Landing

After pairing, press the "One click takeoff and landing" button on the remote controller. The drone will automatically take off and hover at a stable altitude. Press the same button again to initiate an automatic landing.

Video: Demonstrates one-key takeoff and landing, along with other flight features.

7.2 Altitude Hold Mode

The drone features an altitude hold mode, which maintains a stable flight altitude automatically. This makes it easier for beginners to control the drone without constantly adjusting the throttle.

Image: The drone in High Hold Mode, maintaining a stable altitude.

7.3 Headless Mode

In headless mode, the drone's orientation is relative to the pilot, regardless of the drone's actual front direction. This simplifies control, especially for new pilots. Activate it using the dedicated button on the remote.

7.4 3D Flip / Stunt Rolling

Perform exciting 3D flips and stunt rolls with a single button press. Ensure sufficient altitude and clear surroundings before attempting stunts.

Image: The drone performing a stunt roll.

7.5 Trajectory Flight

Using the mobile app, you can draw a desired flight trajectory on your screen. The drone will then automatically follow this path, providing an intelligent flight experience without direct control.

Image: Drawing a flight path on the app for trajectory flight.

7.6 Night Navigation Lights

The drone is equipped with two bright LEDs at the bottom, providing night navigation lights with high recognition. This allows for easier flight in low-light conditions.

Image: The drone's night navigation lights in operation.

8. Camera Operation (for 4K/8K models)

The 4DRC V37 drone comes with an integrated 4K or 8K HD camera, offering excellent anti-shake performance and accurate focusing for high-quality photos and videos.

Image: Close-up view of the drone's 8K camera.

8.1 Manually Adjusting Camera Angle

The camera angle can be manually adjusted to capture different perspectives. Gently move the camera lens to your desired position before flight.

8.2 Gesture Photography and Video Recording

The drone supports gesture control for taking photos and recording videos. Aim at the camera and make specific gestures (e.g., a wave for a photo, a fist for video) to activate these functions via the app.

Image: Example of gesture photography.

8.3 50x Zoom

Utilize the 50x zoom feature through the mobile app to capture distant views without losing clarity. This feature enhances aerial photography capabilities.

Image: Demonstration of the 50x zoom capability.

9. Maintenance

• Cleaning: Use a soft, dry cloth to clean the drone and controller. Avoid using water or solvents.
• Propellers: Regularly check propellers for damage. Replace any bent or broken propellers with spare ones to ensure stable flight.
• Battery Care:
  • Do not overcharge or over-discharge the battery.
  • Store batteries in a cool, dry place away from direct sunlight.
  • If the drone will not be used for an extended period, charge the battery to about 50% before storage.
• Storage: Store the drone and its accessories in a safe, dry place, preferably in its original packaging or a protective case. The compact design allows for easy portability.


Image: The drone's compact size allows for easy storage and portability.

10. Troubleshooting

Drone does not respond to controller:

• Ensure both drone and controller are powered on.
• Re-pair the drone and controller following the setup instructions.
• Check controller batteries and replace if necessary.

Drone is unstable during flight:

• Calibrate the drone on a flat surface.
• Check propellers for damage or obstructions.
• Ensure there are no strong air currents or wind.

Battery not charging or charging indicator issue:

• Ensure the USB charger is properly connected to both the battery and a power source.
• Try a different USB power source.
• Note: It is normal for the charging indicator to turn red when the battery is fully charged.

Camera image cuts out or app connection issues:

• Ensure your smartphone is connected to the drone's Wi-Fi network.
• Close and reopen the app.
• Restart both the drone and your smartphone.
• Ensure the app is updated to the latest version.

Short flight time:

• Ensure the battery is fully charged before flight.
• Flight time is approximately 8-10 minutes. Factors like aggressive flying or strong winds can reduce this.

11. User Tips

• Battery Indicator: Don't be alarmed if the charging indicator turns red when the battery is fully charged; this is normal behavior.
• Flight Duration: Expect approximately 8 minutes of continuous flight time. Plan your flights accordingly.
• Beginner-Friendly: The Altitude Hold Mode and Headless Mode are excellent features for new pilots to gain confidence and control.
• Portable Storage: The drone's mini body design makes it easy to carry. Consider a dedicated case for protection during transport.

12. Warranty and Support

This product comes with a 30-day warranty from the date of purchase. Please retain your proof of purchase for any warranty claims.

For further assistance, troubleshooting, or to report any issues, please contact the seller or manufacturer's customer support through the platform where you purchased the drone.