Holy Stone HS900 Fold
Holy Stone HS900 Drone User Manual
Model: HS900 Fold
Introduction
This manual provides comprehensive instructions for the safe operation, maintenance, and troubleshooting of your Holy Stone HS900 Drone. Please read this manual thoroughly before operating the drone to ensure proper usage and to maximize your flying experience.
The Holy Stone HS900 is a lightweight, high-performance drone equipped with a 4K camera, 3-axis gimbal, and advanced intelligent flight features, designed for both beginners and experienced pilots.

Figure 1: Holy Stone HS900 Drone, Remote Controller, and Carrying Bag.
1. Setup
1.1 Unboxing and Components
Carefully unpack all components from the box. Ensure all items listed below are present:
- Holy Stone HS900 GPS Drone with Camera
- Holy Stone HS900 4K GPS Drone Remote Controller
- Holy Stone HS900 GPS Drone Intelligent Modular Battery
- Propellers (spare set included)
- USB Charging Cables
- User Manual

Figure 2: Package contents of the Holy Stone HS900 drone.
1.2 Battery Charging
The intelligent modular battery can be fully charged in approximately 1.33 hours using a 5V 3A or 9V 2A QC 3.0 charger. For faster charging (1.16 hours), consider using the Holy Stone Advanced Intelligent Charging Hub (sold separately).

Figure 3: Intelligent Fast Charging for the HS900 battery.
1.3 App Installation and Connection
Download the "Holy Stone Sirius" app from your device's app store. Follow the in-app instructions to connect your smartphone to the drone's remote controller and establish a connection with the drone.
1.4 Gimbal Calibration
Before your first flight, or if you notice any camera instability, perform a gimbal calibration. This ensures smooth and steady video capture.
Video 1: Holy Stone HS900 Gimbal Calibration Guide. This video demonstrates the steps to calibrate the drone's 3-axis gimbal for optimal camera stability.
2. Operating the Drone
2.1 Basic Flight Controls
The HS900 features an advanced control system designed for ease of use. Beginners can utilize the beginner mode to limit speed and distance, gaining confidence before exploring advanced capabilities. The remote controller provides intuitive joystick and button controls for precise flight maneuvers.

Figure 4: Operating the HS900 remote controller, showing the maximum transmission range of 20,000 feet.
2.2 Camera Operation and Imaging
The HS900 is equipped with a professional 4K camera featuring a SONY 1/2.3'' CMOS Sensor, f/2.6 Aperture, and 48MP resolution. It is capable of shooting 48MP photos and 4K/30FPS or 1080P/60FPS video. The 3-axis brushless gimbal ensures smooth and stable footage, even in winds up to Level 5 (38kph).

Figure 5: Detailed view of the HS900's 48MP 4K camera with Sony sensor.

Figure 6: The 3-axis brushless gimbal provides stable and smooth capture, even in windy conditions.
Utilize the 4X digital zoom feature to capture distant details with clarity. The Holy Stone Sirius App provides various filming templates for Quick Shots, allowing for automatic flying and recording to generate professional-level videos.
2.3 Intelligent Flight Modes
The HS900 offers several intelligent flight modes to enhance your flying and filming experience:
- Visual Tracking / Follow Me: The drone can automatically track and follow a designated subject, maintaining a preset distance and altitude.
- Quick Shots: Pre-programmed flight paths and recording sequences for cinematic results.
- Cruise Control: Lock the drone's speed for steady flight without constant throttle input, ideal for smooth footage.
- One-click Return (RTH): The drone automatically returns to its takeoff point. This feature is enhanced by the GPS Positioning System and includes Smart RTH, Failsafe RTH, and Low Voltage RTH.
Video 2: Holy Stone HS900 Visual Tracking Smart Follow Demonstration. This video illustrates the drone's ability to automatically follow a subject.

Figure 7: Quick Shots feature for cinematic video capture.

Figure 8: Precise Return Point with Intelligent Return-to-Home features.
2.4 Transmission Range
The Holy Stone HS900 offers a maximum transmission range of 20,000 feet (6KM) thanks to its Upgraded Intelligent Control System. This system provides enhanced transmission and stronger anti-interference compatibility compared to standard Wi-Fi connections.
3. Maintenance
3.1 General Care
To ensure the longevity and optimal performance of your HS900 drone, follow these general care guidelines:
- Keep the drone clean and free from dust and debris.
- Store the drone and its components in a cool, dry place, away from direct sunlight and extreme temperatures.
- Inspect propellers for damage before each flight and replace if necessary.
- Ensure all connections are secure before operation.
3.2 Firmware Updates (OTA Support)
The Holy Stone HS900 supports Over-The-Air (OTA) firmware updates. Regularly check for and install new firmware versions through the Holy Stone Sirius app to ensure you have the latest features, performance improvements, and bug fixes.
Video 3: OTA/Firmware Upgrade of HS900. This video provides instructions on how to update your drone's firmware wirelessly.
4. Troubleshooting
This section addresses common issues you might encounter with your Holy Stone HS900 drone. For more detailed troubleshooting or issues not covered here, please refer to the Holy Stone Sirius app or contact customer support.
| Problem | Possible Cause | Solution |
|---|---|---|
| Drone does not power on. | Battery is not charged or not properly inserted. | Ensure the battery is fully charged and securely inserted into the drone. |
| Cannot connect to the app. | Wi-Fi not enabled, incorrect network selected, or app issue. | Ensure Wi-Fi is enabled and connected to the drone's network. Restart the app and drone. Check app permissions. |
| Unstable flight or drifting. | Gimbal not calibrated, strong wind, or compass interference. | Perform gimbal calibration. Fly in calm conditions. Recalibrate compass in an open area away from magnetic interference. |
| Poor image/video quality. | Dirty lens, insufficient lighting, or unstable flight. | Clean the camera lens. Ensure adequate lighting. Perform gimbal calibration and fly smoothly. |
| Battery not charging properly. | Faulty charger or battery. | Ensure you are using a compatible QC 3.0 charger. Try a different charging cable or power source. If issues persist, contact Holy Stone support. |
Video 4: Holy Stone HS900 Phone Flight Logs. This video explains how to access and review flight logs on your phone, which can be helpful for troubleshooting.
5. Specifications
| Feature | Detail |
|---|---|
| Brand | Holy Stone |
| Model Name | HS900 |
| Item Weight | 249 Grams (8.8 ounces) |
| Product Dimensions | 8.54"L x 6.57"W x 2.44"H |
| Video Capture Resolution | 4K 30FPS |
| Camera Sensor | SONY 1/2.3'' CMOS Sensor |
| Camera Aperture | f/2.6 |
| Photo Resolution | 48MP |
| Gimbal | 3-Axis Brushless Gimbal |
| Wind Resistance | Level 5 |
| Maximum Transmission Range | 20,000 Feet (6KM) |
| Battery Capacity | 2250 Milliamp Hours (LiPo) |
| Charging Time | Approx. 1.33 hours (with QC 3.0 charger) |
| Skill Level | Advanced (Beginner-friendly modes available) |
| Connectivity Technology | Remote Control, Wi-Fi |
| Supported Image Format | JPEG |
| Video Capture Format | MP4 |
6. Warranty and Support
Holy Stone is committed to providing excellent customer service and continuous improvement for their products. Your Holy Stone HS900 drone comes with dedicated support and coverage.
6.1 Holy Stone Care
- Full Refund: Return the product for a full refund if you're not satisfied.
- Free Replacement: Defective or underperforming items are replaced free of charge.
- Dedicated Support: One-on-one assistance via phone, email, or chat to resolve your issue promptly.
- Product Support Coverage: Coverage includes product defects identified during the support period. Optional service extensions are available for added peace of mind.
- Continuous Improvement: Holy Stone monitors feedback and continually enhances products and services to ensure an ever-improving flight experience and shooting quality.

Figure 9: Holy Stone Customer Care and Support.
Contact Holy Stone anytime if you have any drone issues. Holy Stone support is always available to assist you.
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