1. Introduction
Welcome to the user manual for your new SIMREX X800 Drone. This guide provides essential information for the safe and effective operation, maintenance, and troubleshooting of your drone. The SIMREX X800 is a lightweight, foldable RC quadcopter equipped with a 1080P camera, designed for both kids and adults, offering features like Altitude Hold, One Key Start, Waypoint Fly, Headless Mode, 3D Flips, and 3-speed adjustments.
2. Safety Guidelines
Important Safety Information: Please read carefully before operation.
- The aircraft is designed for users aged 14 and above.
- Adult supervision is always advisable when operating any flying toy.
- Always ensure your flight area is clear of all obstacles before taking off. Keep the drone within your line of sight during flight.
- Remove all batteries from the Drone and Controller when not in use for extended periods.
- Never overcharge the batteries.
- Never leave batteries charging unattended.
- Avoid touching the aircraft motors during or immediately after flying, as they can become hot.
- Do not touch the propellers when they are in motion.
- If the aircraft becomes damaged, discontinue use immediately.
- Do not dispose of any parts of the Drone or Controller in regular trash; please recycle components appropriately.
- The drone battery should not be exposed to high temperatures or disposed of in fire.
For additional safety guidelines and to download the control software, please visit: https://www.simrex.com.cn/download_zoomy.html
3. Package Contents
Upon opening your SIMREX X800 Drone package, you should find the following items:
- SIMREX X800 Drone (Gray)
- Remote Control
- 2 x 1000mAh Modular Batteries
- USB Charger
- Spare Propellers (Blades)
- Phone Holder

Image: SIMREX X800 Drone package contents.
4. Product Overview
The SIMREX X800 drone features a compact, foldable design for easy portability. It is equipped with a 1080P HD camera with a 90-degree adjustable lens, allowing for versatile photo and video capture. The drone also includes RGB lights for enhanced visibility during night flights.

Image: SIMREX X800 Drone, remote, and batteries.

Image: Drone camera with 1080P HD and 90-degree adjustable lens.
5. Setup
5.1 Charging the Batteries
Before first use, fully charge both modular batteries using the provided USB charger. Connect the USB charger to a standard USB power adapter (not included). The charging indicator will show the charging status and turn off when fully charged. Each 1000mAh battery provides up to 11 minutes of flight time, for a total of 22 minutes with both batteries.
5.2 Installing Batteries
- Drone Battery: Insert a charged modular battery into the designated slot on the drone until it clicks into place.
- Remote Control Batteries: Open the battery compartment on the remote control and insert the required LR44 batteries (included), ensuring correct polarity.
5.3 Pairing the Drone and Remote Control
- Place the drone on a flat, level surface.
- Turn on the drone. The indicator lights will flash.
- Turn on the remote control.
- Push the left joystick up and then pull it down. The drone lights will stop flashing and remain solid, indicating successful pairing.
5.4 App Installation and Connection
Download the official SIMREX drone app (ZOOMY) from the App Store (iOS) or Google Play Store (Android). Once installed:
- Turn on the drone.
- Go to your smartphone's Wi-Fi settings and connect to the drone's Wi-Fi network (usually named SIMREX-XXXXXX).
- Open the ZOOMY app. You should see the live camera feed from the drone, confirming a successful connection.
6. Operating Instructions
6.1 One Key Start/Landing
Press the One Key Start/Landing button on the remote control to automatically take off or land the drone. This feature simplifies operation for beginners.
6.2 Altitude Hold & Optical Flow Positioning
The Altitude Hold function allows the drone to maintain a stable height, making it easier to capture clear photos and videos. Optical Flow Positioning technology further enhances stability, enabling the drone to hover accurately in position, especially useful for indoor flight.

Image: Altitude Hold and Optical Flow Positioning in action.
6.3 Headless Mode
In Headless Mode, the drone's orientation is relative to the pilot, eliminating the need to adjust the drone's position before flight. This simplifies control, especially for new pilots.

Image: Headless Mode and other easy-to-use features.
6.4 3 Speed Adjustment
The drone offers three adjustable speed modes (low, medium, high) to suit different skill levels and flying environments. Select a lower speed for beginners or indoor flight, and a higher speed for experienced pilots or outdoor conditions.
6.5 360° Flips
Perform exciting 360-degree flips with a single button press. Refer to the remote control diagram in the full manual for the specific button.

Image: Multiple functions including 360° Flips.
6.6 Waypoint Fly
Utilize the Waypoint Fly feature through the app to draw a desired flight path on your smartphone screen. The drone will then automatically follow this path.
6.7 Gravity Sensing
With Gravity Sensing, you can control the drone's flight by tilting your smartphone, providing an intuitive and engaging flying experience.
6.8 Camera Operation
Use the app interface to capture 1080P photos and videos. The 90-degree adjustable lens allows you to change the camera angle for optimal shots.
6.9 Portability
The SIMREX X800's foldable design makes it highly portable, allowing you to easily carry it in a bag for on-the-go adventures.

Image: Lightweight and foldable design for easy portability.
6.10 Official Product Videos
No official product videos from the seller are available for embedding in this manual.
7. Maintenance
7.1 Cleaning the Drone
Regularly clean the drone with a soft, dry cloth. Avoid using water or solvents that could damage electronic components.
7.2 Propeller Replacement
If propellers are damaged, replace them with new ones from the spare parts kit. Ensure the correct propeller (A or B) is installed on the corresponding motor arm as indicated in the drone's markings.
7.3 Battery Care
- Always charge batteries in a safe, supervised environment.
- Do not overcharge or completely drain the batteries.
- Store batteries in a cool, dry place away from direct sunlight and extreme temperatures.
- Remove batteries from the drone and controller when not in use for extended periods.
7.4 Storage
When storing the drone, fold its arms to reduce its size. Keep the drone and its accessories in a protective case or original packaging to prevent damage.
8. Troubleshooting
- Drone not responding: Ensure both the drone and remote control are fully charged and properly paired. Re-pair if necessary.
- Poor camera quality/no live feed: Check the Wi-Fi connection between your smartphone and the drone. Ensure the app is updated.
- Short flight time: Ensure batteries are fully charged. Flight time can be affected by aggressive flying, wind conditions, and frequent use of power-intensive features.
- Drone drifts during flight: Perform a calibration as per the full instruction manual. Ensure you are flying in calm conditions, especially outdoors.
- Drone unstable: Check for damaged propellers and replace if necessary. Ensure the drone is placed on a flat surface before takeoff.
- Drone not taking off: Verify that the propellers are installed correctly and not obstructed. Check for low battery warnings.
Note: This drone is recommended for indoor use. If flying outdoors, please operate in windless conditions to ensure optimal performance and safety.
9. Specifications
| Feature | Detail |
|---|---|
| Brand | SIMREX |
| Model Name | X800 |
| Item Model Number | X809 |
| Color | Gray |
| Video Capture Resolution | 1080p |
| Special Features | 360 Degree Flip, Adjustable, First Person View (FPV), Foldable, Long Battery Life |
| Connectivity Technology | USB |
| Skill Level | All |
| Item Weight | 15.8 Ounces |
| Product Dimensions | 1.9"L x 4.5"W x 1.3"H |
| Battery Cell Composition | Lithium Ion |
| Batteries Required | 2 LR44 batteries (included) |
| Date First Available | September 4, 2024 |
10. Warranty and Support
For any assistance, questions, or concerns regarding your SIMREX X800 Drone, please contact SIMREX customer service directly.
Customer Service Email: simrex.cs@outlook.com
For more information about SIMREX products and to explore the brand's offerings, visit the official SIMREX Store on Amazon: SIMREX Store
Protection plans are available for purchase separately to extend coverage for your product. Please refer to the product listing for details on available protection plans.




