1. Introduction
Thank you for choosing the WDSZKMYF S161 MAX Drone. This manual provides essential information for the safe operation and maintenance of your drone. Please read it thoroughly before use and retain it for future reference.
The S161 MAX is a compact and powerful drone featuring a 4K HD camera, optical flow positioning for stable flight, and a brushless motor for enhanced performance. Its foldable design makes it highly portable, and the intelligent screen remote control offers an intuitive flying experience.

2. Safety Guidelines
Disclaimer: For recreation use only. Illegal modification of drones/planes is prohibited. Please also pay attention to the relevant laws and regulations on the use of drones/planes in your country/area to ensure legal use.
- Always operate the drone in open areas, away from people, animals, and obstacles.
- Do not fly near airports, restricted airspace, or sensitive facilities.
- Ensure the battery is fully charged before each flight.
- Perform pre-flight checks as outlined in this manual.
- Avoid flying in strong winds or adverse weather conditions.
- Keep hands and face clear of rotating propellers.
- Recommended age for operation is 14+ years.
3. Package Contents
Verify that all items are present in your package:
- Aircraft (S161 MAX Drone) x1
- Remote Control x1
- User Manuals x2
- Screwdriver x1
- Spare Main Fan Blade x2
- USB Charging Cable x1
- Original Battery x1
- Multifunctional Convenient Bag x1 (if included in your specific package)

4. Specifications
| Feature | Detail |
|---|---|
| Product Model | S161 MAX |
| Product Name | Grid Folding Drone |
| Material | ABS |
| Color | Grey |
| Unfolded Size | 16 x 14 x 3 cm |
| Folded Size | 14 x 3 x 9 cm |
| Drone Weight (with battery) | 145g |
| Battery Capacity | 7.4V 1200mAh Modular Battery |
| Charging Time | Approx. 120 minutes |
| Flight Time | 12 minutes |
| Remote Control Distance | 120 meters |
| Image Transmission Distance | 120 meters |
| Remote Control Battery | Built-in rechargeable lithium battery |
| Motor Type | 1104 Brushless Motor |
| Operation Methods | Remote Control / APP |
| Image Storage Format | JPG (Image), MP4 (Video) |
| Image Storage Type | Mobile phone storage / Memory card storage |
| Positioning System | Optical Flow Positioning |
| Protection Function | Low Power Protection |
| Flight Indicator Lights | 1 Blue LED (tail), 1 White LED (bottom) |
| Charging Method | USB Charging |
| Battery Operating Temperature | -10°C to 45°C |
| Max Wind Speed Resistance | < 10 KM/H |
| Max Takeoff Weight | <1kg |
| Recommended Age | 14+ Years |
| Video Max Resolution | 4K (4096*2160) |
| Aircraft Operating Frequency | 2.4 GHz |
| GPS | No |
| Display Control | Yes |
| Control Channels | 6 channels |
| Camera Features | 720p HD Video Recording, 4K HD Video Recording |

5. Setup
5.1 Unfolding the Drone
The S161 MAX features a grid folding design for portability. To unfold, gently extend the propeller arms until they click into place. Ensure all arms are fully extended before flight.

5.2 Battery Installation
Insert the modular battery into the designated slot on the drone until it is securely in place. Ensure the battery is fully charged before its first use.
Refer to the video (0:29-0:30) for a visual guide on modular battery installation.
5.3 Remote Control Setup
The remote control features a built-in 4.5-inch screen for real-time image transmission. Ensure the remote control's internal battery is charged via the Type-C charging port. No mobile phone is required for basic operation, but APP control is also available.

6. Operating Instructions
6.1 Remote Control Overview

- Throttle Control: Left joystick (up/down for altitude).
- Power Switch: Center button to turn on/off.
- Direction Control: Right joystick (forward/backward, left/right).
- Takeoff and Landing: Button below left joystick.
- Gyro Calibration: Button next to takeoff/landing.
- Headless Mode: Button on top left.
- One Key Return: Button below headless mode.
- Tumbling: Button on top right for stunt rolls.
- Fine Tuning: Button below tumbling.
- Photograph: Button on the left side of the screen.
- Videotape: Button below photograph.
- Return: Button on the bottom left of the screen.
- Upper Option: Up arrow on the right side of the screen.
- Following Options: Down arrow on the right side of the screen.
- Menu/Confirm: Button on the bottom right of the screen.
6.2 Basic Flight Functions
- One-Click Takeoff/Landing: Press the dedicated button on the remote control for automatic takeoff or landing. (Refer to Video 1, 0:19-0:22 for takeoff, 0:56-0:57 for landing).
- Optical Flow Positioning: The drone utilizes optical flow positioning to maintain stable flight altitude, making it easy for beginners to control. (Refer to Video 1, 0:27-0:28 and Figure 7).
- Headless Mode: When activated, the drone's orientation is relative to the pilot, eliminating the need to identify the drone's front direction. (Refer to Figure 8).
- Stunt Tumbling/Roll: Perform 360° cool aerial stunts with a single click on the remote control. (Refer to Video 1, 0:51-0:55 and Figure 9).



6.3 Advanced Features
- AI Intelligent Aerial Photography (Gesture Shooting): Aim at the camera and make the corresponding gesture to take pictures or start recording. (Refer to Video 1, 0:31-0:32 and Figure 10).
- Intelligent Following Mode: Activate this mode to have the drone automatically follow a subject, acting as a photo-following assistant. (Refer to Video 1, 0:43-0:44 and Figure 11).
- Trajectory Marking: Draw a desired flight trajectory on the APP, and the drone will automatically follow the drawn path. (Refer to Figure 12).
- Dual Camera Operation: The drone is equipped with dual cameras (front and bottom) that can be electrically adjusted by 90°. Easily switch between cameras for different shooting angles and utilize 50x zoom. (Refer to Video 1, 0:34-0:35 and Figure 13).




7. Maintenance
7.1 Battery Charging
Charge the drone's modular battery and the remote control's built-in battery using the provided USB charging cable. The charging time for the drone battery is approximately 120 minutes. Ensure charging is done within the recommended temperature range of -10°C to 45°C.
7.2 Propeller Replacement
In case of damage, replace propellers using the spare main fan blades and screwdriver provided. Ensure the correct propeller is installed on the corresponding motor (A and B propellers are typically marked).
7.3 General Care
- Clean the drone regularly with a soft, dry cloth.
- Avoid exposing the drone to water or extreme temperatures.
- Store the drone in its multifunctional convenient bag to protect it from dust and physical damage.
- The drone features a full wrapping protection design made of high-toughness materials to resist scratches and protect internal components.

8. Troubleshooting
- Drone not taking off: Ensure the battery is fully charged and correctly installed. Check if propellers are clear of obstructions.
- Unstable flight: Perform gyro calibration as per the remote control instructions. Ensure optical flow sensors are clean.
- Loss of signal/image transmission: Ensure the drone is within the 120-meter control and transmission range. Check for interference from other 2.4 GHz devices. The intelligent screen remote control is designed to minimize signal loss compared to mobile phone-based systems.
- Low power warning: The drone has a low power protection function. Land the drone immediately when a low power warning is indicated by the flight indicator lights.
9. User Tips
- Beginner-Friendly: The optical flow positioning system makes this drone easy to control and suitable for beginners.
- Portability: Its compact, foldable design allows for easy transport in the included multifunctional bag, making it ideal for travel.
- Palm Takeoff/Landing: Utilize the 3-second palm takeoff and landing feature for convenient and quick deployment.

10. Warranty and Support
For any issues or inquiries regarding your S161 MAX Drone, please contact the seller or refer to the provided warranty information (if any) included with your purchase. Specific warranty details are not provided in this manual.