1. Introduction
Thank you for choosing the Scrubuz HK22 GPS Drone with 4K Camera. This manual provides essential information for safe operation, optimal performance, and proper maintenance of your drone. Please read it thoroughly before first use and retain it for future reference.
The HK22 drone is a lightweight, foldable quadcopter designed for both beginners and hobbyists. It features a 4K camera for high-quality photo and video capture, intelligent GPS flight modes, and powerful brushless motors for stable flight.
2. What's in the Box
Your Scrubuz HK22 Drone package includes the following components:
- HK22 Drone x 1
- Remote Controller x 1
- Intelligent Rechargeable Battery x 2
- Portable Bag x 1
- Type-C USB Cable x 2
- Spare Propeller A x 4
- Spare Propeller B x 4
- Screwdriver x 1
- User Manual x 1

Image: All components included in the Scrubuz HK22 drone package, laid out for clear viewing.
3. Setup
3.1 Drone Assembly
- Unfold the drone arms carefully until they lock into place.
- Insert a fully charged Intelligent Battery into the battery compartment at the rear of the drone until it clicks securely.
- Short-press the power button on the drone, then long-press it to turn on the drone. The indicator lights will illuminate.
3.2 Remote Controller Setup
- Extend the phone holder from the top of the remote controller.
- Place your smartphone into the phone holder.
- Short-press the power button on the remote controller, then long-press it to turn it on. The remote will automatically connect to the drone.
3.3 App Installation & Wi-Fi Connection
- Download the "HK22 DRONE App" from your smartphone's app store.
- Enable Wi-Fi on your smartphone and connect to the network named "HK22_XXXXXX".
- Open the HK22 DRONE App to view the live feed and access advanced flight features.
3.4 Calibration
For stable flight and accurate GPS positioning, perform the following calibrations:
- Compass Calibration: At startup and after any crash, press the compass calibration button on the remote control, or enter the HK22 DRONE app, select "GO TO FLY" - "Setting" - "Calibrate".
- Gyro Calibration: Place the drone on a flat surface. After connecting the remote and Wi-Fi, move both remote control joysticks simultaneously to the 7 o'clock position to initiate gyro calibration for a steadier flight.
4. Operating Instructions
4.1 Basic Flight Controls
- Takeoff: Ensure the drone is on a flat surface. Use the one-key takeoff button on the remote or app.
- Landing: Use the one-key landing button on the remote or app. The drone will descend and land automatically.
- Altitude Hold: The drone automatically locks at a set height, allowing you to focus on camera operation.
4.2 Intelligent Flight Modes
The HK22 drone offers several intelligent flight modes via the HK22 DRONE App:
- Follow Me: The drone will automatically follow your smartphone's GPS signal, capturing footage as you move.
- Circle Fly: The drone will orbit around a designated point, providing dynamic circular shots.
- Waypoint Flight: Draw a flight path on the app interface, and the drone will fly along the path you created.
- Auto Return: The drone automatically returns to its takeoff point if the battery is low, signal is lost, or the Auto Return button is pressed.

Image: Visual representation of the drone's intelligent flight features, including automatic return, follow-me, circular flight, and route planning.
4.3 Camera Operation
- Photo & Video: Capture crisp 4K photos (4096x3072P) and smooth 2K videos (2048x1088P) directly to your smartphone or a self-purchased microSD card.
- Adjustable Camera: The camera's 90° tilt adjustment and 100° FOV lens allow for versatile wide-angle shots.
- 5GHz Transmission: Ensures a stable and responsive live feed to your smartphone.
- Gesture Control: Flash a peace sign to snap a picture or face your palm to the camera to start recording video.

Image: Demonstrates how to use hand gestures to control the drone's camera for photos and videos.
4.4 Speed Modes
The drone offers 2 speed modes (Low and High) to accommodate different skill levels. Select the appropriate speed via the remote controller or app for a comfortable flight experience.
4.5 Headless Mode
Press the headless function button on the remote control for about 4 seconds to enter headless mode. In this mode, you do not need to worry about the drone's orientation. Press the button again to exit headless mode.
5. Maintenance
5.1 Battery Care
- Charge batteries using the provided Type-C USB cables.
- Do not overcharge or over-discharge batteries.
- Store batteries in a cool, dry place away from direct sunlight.
5.2 Propeller Replacement
If propellers are damaged, replace them with the spare propellers provided. Ensure you use the correct "A" and "B" propellers as indicated on the drone and propellers.
5.3 Cleaning
Wipe the drone and remote controller with a soft, dry cloth. Avoid using harsh chemicals or solvents.
6. Troubleshooting
- Unstable Flight: Ensure compass and gyro calibrations are performed correctly before each flight. Check for damaged propellers.
- Signal Loss: Fly within the recommended range. Ensure no obstructions between the remote controller and the drone. The drone's Auto Return feature will activate upon signal loss.
- No Live Feed: Verify your smartphone is connected to the drone's Wi-Fi network ("HK22_XXXXXX"). Ensure the HK22 DRONE App is open and updated.
- Lost Drone: The app logs the drone's last known location and flight path for easy recovery.

Image: The drone's last recorded position is displayed on a map within the app, aiding in recovery.
7. Specifications
| Feature | Detail |
|---|---|
| Brand | Scrubuz |
| Model Name | HK22 |
| Item Weight | 248g (Under 249g) |
| Product Dimensions | 11 x 8 x 3 inches (Folded) |
| Video Capture Resolution | 2K (2048x1088P) |
| Effective Still Resolution | 12.3 MP (4096x3072P) |
| Connectivity Technology | Wireless (5GHz Wi-Fi) |
| Battery Capacity | 7.7V 1800mAh (x2 included) |
| Total Flight Time | Up to 46 minutes |
| Motor Type | Brushless Motor |
| Control Type | Remote Control, Gesture Control |
8. Safety Guidelines
- Always check and follow your local flying rules and regulations.
- The HK22 drone weighs 248g, so no Remote ID or FAA registration is required for recreational flight in the US.
- Avoid flying in strong winds (Level 5 wind resistance is supported, but caution is advised).
- Maintain a safe distance from people, animals, and obstacles.
- Do not fly near airports or restricted airspace.
- Ensure batteries are fully charged before each flight.
9. Official Product Video
Video: An official product video showcasing the Scrubuz HK22 Drone with 4K Camera in action, highlighting its features and flight capabilities.
10. Warranty and Support
For any questions, technical support, or warranty claims, please contact Scrubuz customer service:
- Phone: (888)742-6588
- Email: support@scrubuz.com
- Operating Hours: 9:00 AM - 6:00 PM (PST), Business Days