1. Introduction
This manual provides comprehensive instructions for the safe operation, setup, maintenance, and troubleshooting of your Skymaker C128 RC Helicopter. Please read this manual thoroughly before operating the helicopter to ensure proper function and to prevent damage or injury. This helicopter features a 2.4G 6G System, 4-channel remote control, 1080P Camera with Wifi FPV, and a 6-axis gyroscope for stable flight.

Figure 1: Skymaker C128 RC Helicopter Overview
2. Safety Information
⚠ Warning: Not suitable for children under 36 months due to small parts.
⚠ Warning: Keep your face and eyes away from the running rotors.
Please use carefully and read the instructions thoroughly before operation.
- Always operate the helicopter in open areas, away from people, animals, and obstacles.
- Do not fly near high-voltage lines, buildings, or water.
- Ensure the battery is fully charged before each flight.
- Never touch the rotating blades during operation.
- Supervise children at all times when operating the helicopter.
- Turn off the helicopter and remote control when not in use.
- Do not modify the helicopter or its components.
3. Package Contents
Verify that all items are present in your package:
- 1 x C128 RC Helicopter
- 1 x USB Charger
- 1 x Gear
- 1 x Tool
- 1 x Operating Instructions Manual (this document)
- 1 x Battery (quantity may vary based on purchase option)
- 2 x Blades (spare)
- 1 x Remote Controller
- 1 x Original Box

Figure 2: Package Contents
4. Specifications
| Attribute | Value |
|---|---|
| Model Name | C128 |
| Item Type | RC Helicopter |
| Material | Metal, Plastic |
| Gyroscope | 6-Axis |
| Camera | 1080P FHD, WiFi FPV, Integrated Camera, 90° Adjustable |
| Battery | 3.7V 580mAh Lithium Polymer |
| Charging Time | About 50 minutes |
| Flight Time | About 15 minutes |
| Control Channels | 4 Channels |
| Remote Controller Frequency | 2.4GHz |
| Transmitter Battery | 4 x 1.5V AA batteries (not included) |
| Control Distance | Approx. 80-100 meters |
| Wi-Fi Distance | Approx. 50-100 meters |
| Motor Type | Dual Brush Motors |
| Dimensions | 230mm (Length) x 35mm (Width) x 80mm (Height) |
| Operator Skill Level | Beginner, Intermediate, Expert |
| Indoor/Outdoor Use | Indoor-Outdoor |
| State of Assembly | Ready-to-Go |
| Features | App-Controlled, FPV Capable, Integrated Camera, Wi-Fi, Optical Flow Positioning, Real-time Image Transmission, Gravity Sensor, Speed Adjustment, High Efficiency Propeller, Altitude Hold, Low Voltage Protection, One Key Take-off/Landing, Intelligent Modular Battery |

Figure 3: Product Dimensions
5. Product Overview
The C128 RC Helicopter is designed for both beginners and experienced pilots, offering stable flight and advanced features. Its aileronless design and 6-axis gyroscope ensure excellent stability and control.
5.1 Key Features
- Aileronless Design: Provides strong power and body self-stability.
- 6-Axis Gyroscope: Ensures ultra-stable flight, ideal for beginners.
- 1080P HD Camera with WiFi FPV: Capture high-definition video and view real-time footage on your smartphone. The camera is 90° adjustable.
- Optical Flow Positioning: Enhances flight stability and hovering accuracy.
- Modular Battery: Easy to install and replace, with intelligent power management and LED indicators.
- One-Key Take-off/Landing: Simplifies operation for all skill levels.
- Multiple Flight Modes: Includes 6G mode for stable flight and stunt actions.

Figure 4: Product Function Icons

Figure 5: 90° Adjustable HD FPV Camera
6. Setup Guide
6.1 Charging the Helicopter Battery
- Connect the USB charger to a suitable USB power source (e.g., computer USB port, USB wall adapter).
- Connect the helicopter battery to the USB charger.
- The LED indicator on the charger will show the charging status. Refer to the charger's specific instructions for light indications (usually red for charging, green for fully charged).
- Charging time is approximately 50 minutes. Do not overcharge the battery.
6.2 Installing Remote Controller Batteries
- Open the battery compartment on the back of the remote controller.
- Insert 4 x 1.5V AA batteries, ensuring correct polarity (+/-).
- Close the battery compartment securely.

Figure 6: Remote Controller Comparison
6.3 APP Installation
To use the FPV camera and advanced features, download the dedicated APP:
- Scan the QR code below corresponding to your device's operating system (Google Play for Android, App Store for iOS).
- Follow the on-screen instructions to install the APP.

Google Play

Android

iOS
Figure 7: APP Download QR Codes
6.4 Pairing and Connection
- Turn on the product power switch (helicopter).
- Turn on the remote control power switch.
- On your smartphone, find the helicopter's Wi-Fi hotspot from the Wi-Fi list and connect to it.
- Open the installed APP, click the "start" icon to enter the real-time interface.
- You can now take control of the helicopter via the APP.
7. Operating Instructions
7.1 Remote Controller Functions

Figure 8: Remote Controller Layout and Functions
- Power Indicator: Shows remote control power status.
- Power Switch: Turns the remote control ON/OFF.
- A Key to Take Off: Initiates automatic take-off.
- A Key to Landing: Initiates automatic landing.
- Long press 3 seconds for emergency stop: Immediately stops the helicopter in an emergency.
- Up, Down, Left, Right Rotation: Controls vertical movement and yaw.
- Forward, Backward, Left, Right Side Fly: Controls horizontal movement.
- Fine-tuning: Adjusts trim for stable hovering.
- Mode Switch: Press the mode button while pushing the left joystick to switch between 1/2/3 flight modes/speeds.
7.2 APP Operating Guide
The APP provides a real-time FPV view and additional control options. The interface includes icons for various functions:

Figure 9: APP Interface and Icon Meanings
- Photo/Video: Capture images or record video directly from the helicopter's camera.
- Path: Enables route flight planning.
- Speed: Adjusts flight speed (Low, Medium, High).
- Altitude Hold: Maintains a stable altitude.
- Gravity Sensor: Allows control by tilting your smartphone.
- One-Key Take-off/Landing: Initiates automatic take-off or landing.
- Trim: Fine-tunes the helicopter's stability.
- 3D Display: For compatible VR headsets.
- Calibration: Calibrates the gyroscope for stable flight.
7.3 Flight Modes and Speed Adjustment
The C128 features a 6G mode for stable flight, making it suitable for beginners. You can also adjust the flight speed:
- 6G Mode: Utilizes the 6-axis gyroscope for enhanced stability.
- Speed Adjustment: Switch between Low, Medium, and High speed modes using the remote control or APP to match your skill level and environment.

Figure 10: Speed Mode Switch
7.4 Stunt Actions
The helicopter is capable of various stunt actions, including ascending, descending, forward, backward, left flying, right flying, left rotation, right rotation, route flight, and pot brushing. Refer to the APP or remote control instructions for specific button combinations or gestures to perform these stunts.
8. Maintenance
8.1 Cleaning
- Wipe the helicopter with a clean, dry cloth after each use.
- Do not use water or chemical cleaners, as they may damage the electronics.
8.2 Propeller Replacement
If a propeller is damaged, replace it with a spare from the package using the provided tool. Ensure the new propeller is installed correctly and securely.
8.3 Battery Care
- Store batteries in a cool, dry place when not in use.
- Do not expose batteries to extreme temperatures or direct sunlight.
- If the helicopter will not be used for an extended period, remove the battery from both the helicopter and the remote control.
- Dispose of old or damaged batteries according to local regulations.
9. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Helicopter does not respond to remote control. | Low battery in helicopter or remote; not paired correctly. | Charge helicopter battery; replace remote control batteries; re-pair helicopter and remote. |
| Helicopter flies erratically or drifts. | Gyroscope needs calibration; damaged propeller. | Calibrate gyroscope via APP; check and replace damaged propellers. |
| FPV feed is choppy or disconnected. | Weak Wi-Fi signal; too far from helicopter. | Ensure strong Wi-Fi connection; fly closer to the helicopter. |
| Helicopter does not take off. | Low battery; propellers blocked. | Charge helicopter battery; ensure propellers are clear and spinning freely. |
| Emergency stop not working. | Button not pressed long enough. | Press and hold the emergency stop button for 3 seconds. |
10. Warranty & Support
This product comes with a 30-day warranty from the date of purchase. The warranty covers manufacturing defects and malfunctions under normal use. It does not cover damage caused by misuse, accidents, unauthorized modifications, or improper maintenance.
For technical support, warranty claims, or replacement parts, please contact the Skymaker Official Store directly through the platform where you purchased the product. Provide your order number and a detailed description of the issue for faster assistance.
Online Support: Refer to the seller's store page on AliExpress for contact information.
11. Product Video
Watch the official product video for a visual guide on the C128 RC Helicopter's features and operation.
Video: Skymaker C128 RC Helicopter in action, showcasing flight, camera, and user interaction.





