1. Introduction
This manual provides detailed instructions for the installation, operation, and maintenance of your GreenYi Solar Energy 5G WiFi Magnetic Wireless Backup Camera. Designed for trucks, trailers, RVs, and other large vehicles, this camera offers a convenient and reliable solution for enhanced rear visibility. Its solar-powered design, strong magnetic mount, and wireless connectivity make it exceptionally easy to install and use with your smartphone.
Video: Demonstration of camera installation and app usage, including image settings and flip functions.
2. Package Contents
Please check the package to ensure all items are present and in good condition:
- Solar Energy Camera
- USB Charger (Type-C cable included)
- User Manual

Image: Contents of the product package including the camera, USB charger, and manual.
3. Product Features
- 1-Minute DIY: Features a strong magnetic mount, eliminating the need for drilling or complex wiring.
- Solar Powered: Equipped with a 9600mAh battery and solar panel for extended operation. A 30-minute daily exposure to sunlight can reduce charging frequency to once a year. Can also be charged via USB-C.
- 5G WiFi Connectivity: Provides a stable and powerful wireless signal with a transmission distance of up to 50 meters.
- Real-time Image & No Interference: Delivers smooth, flicker-free digital images to your smartphone without interference from other devices.
- IR Night Vision: Ensures clear visibility in low-light conditions, with a visible distance greater than 20 meters, automatic gain control, auto white balance, and auto backlight compensation.
- IP68 Waterproof: Designed to withstand harsh weather conditions, ensuring durability and reliable performance.
- 150° Wide Angle Lens: Offers a broad field of view for comprehensive rear visibility.
- Image Flip Function: Supports normal, mirror, inverted front, and inverted mirror image modes for versatile viewing.
- Adjustable Image Settings: Control brightness, chroma, contrast, saturation, and device volume via the app.
- High Compatibility: Suitable for a wide range of vehicles including trucks, RVs, trailers, and vans.

Image: Overview of key features including solar power, magnetic mount, 9600mAh battery, IR night vision, and easy installation.

Image: Illustration of the camera's 50-meter transmission range, suitable for various large vehicles.

Image: Visual representation of the camera's 150-degree wide-angle view.

Image: The camera demonstrating its IP68 waterproof rating in rainy conditions.
4. Setup and Installation
4.1 Charging the Camera
Before first use, ensure the camera's 9600mAh battery is fully charged. You can charge it in two ways:
- Solar Charging: Position the camera so its solar panel receives direct sunlight. With approximately 30 minutes of daily sun exposure, the camera can operate for up to a year without needing external charging.
- USB-C Charging: For faster charging or during periods of low sunlight, connect the included USB-C cable to the camera's Type-C connector and a 5V2A power adapter. A full charge takes approximately 6 hours.

Image: The camera being charged via its Type-C port, highlighting its ability to charge without sunlight.
4.2 Mounting the Camera
The camera features a super magnetic mount for quick and easy installation:
- Identify a suitable metal surface on the rear of your vehicle (truck, trailer, RV, etc.) where the camera will have a clear view.
- Ensure the surface is clean and dry.
- Place the camera's magnetic base firmly onto the chosen metal surface. The strong magnet will secure it in place.
- Adjust the camera angle to achieve the desired field of view.

Image: The camera mounted on a vehicle, showcasing its strong magnetic base and solar panel.
4.3 App Installation and Connection
To view the camera feed, you need to install the companion app on your smartphone (iPhone or Android):
- Download the App: Search for "Joytrip" in the App Store (for iPhone) or Google Play (for Android), or scan the QR code provided in the physical instructions.
- Solar Charging (Initial Step): Ensure the camera is receiving power, either from solar charging or USB-C.
- WiFi Connection:
- Go to your phone's WiFi settings.
- Find and connect to the WiFi hotspot that starts with "Auto-..." (e.g., "Car-f05edc").
- Note: When connected to the camera's WiFi, your mobile network will not be available.
- If using the device, you may need to turn off the VoLTE function of your mobile phone for optimal performance.
- App Display: Open the Joytrip app. The live image from the camera should now be displayed.

Image: Step-by-step guide for app download, solar charging, WiFi connection, and live view in the app.
5. Operating Instructions
5.1 Viewing the Camera Feed
Once connected, the live feed from the camera will appear in the Joytrip app. You can trigger the monitor on with an easy press to view what's behind your car while driving.

Image: Smartphone displaying the live camera feed with parking guidelines and app interface.
5.2 Image Settings and Controls
The Joytrip app provides several options to customize your viewing experience:
- Image Flip: You can change the image orientation to Normal, Mirror, Inverted Front, or Inverted Mirror to suit your preference and mounting position.
- Brightness: Adjust the image brightness.
- Chroma: Modify the color intensity.
- Contrast: Adjust the difference between light and dark areas.
- Saturation: Control the vividness of colors.
- Device Volume: Adjust the audio volume (if applicable).
- Taking Pictures: The app supports taking still images from the live feed.

Image: Examples of the four image flip modes available in the app.

Image: Screenshot of the app's image settings interface, allowing adjustment of various visual parameters.
6. Specifications
| Feature | Specification |
|---|---|
| Model | DX909 |
| Brand Name | GreenYi |
| Wire or Wireless | Wireless |
| Lens Material | Plastic + Glass |
| Shell Material | Stainless steel |
| Material | ABS |
| Image Sensor | AHD 1/2.9 inch |
| Pixel | 1280*720P |
| Angle | 150 degree |
| Night Vision | IR |
| Guiding Line | Yes |
| Waterproof | IP68 |
| Battery Capacity | 9600mAh |
| Battery Charging Time | 5V2A / 6H (via USB-C) |
| Transmission Distance | 50M |
| Frequency | 2400-2483.5 MHZ |
| SNR | 50db |
| Operating Temperature | -20℃ to 70℃ (-4°F to 160°F) |
| Accessories | USB-C cable included for charging. |
| Certification | CE |

Image: Detailed diagram of the camera with labeled components and dimensions.
7. Maintenance
- Cleaning: Regularly wipe the camera lens and solar panel with a soft, damp cloth to ensure optimal performance. Avoid abrasive cleaners.
- Battery Care: While the camera is solar-powered, occasional USB-C charging is recommended, especially during prolonged periods of low sunlight or infrequent use, to maintain battery health.
- Storage: If storing the camera for an extended period, ensure it is fully charged and stored in a cool, dry place.
8. Troubleshooting
- No image on the app:
- Ensure the camera is powered on and fully charged.
- Verify that your phone is connected to the camera's WiFi hotspot (starting with "Auto-...").
- Check if your phone's VoLTE function is turned off, as it might interfere with the connection.
- If you recently switched resolution, the device might have restarted. Reconnect to the WiFi.
- Weak or unstable signal:
- Ensure there are no major obstructions between the camera and your phone.
- Check the distance; while it supports up to 50M, environmental factors can affect signal strength.
- Ensure the camera's antenna is upright and unobstructed.
- Image quality issues (e.g., too dark/bright, wrong colors):
- Adjust the brightness, chroma, contrast, and saturation settings within the Joytrip app.
- Ensure the camera lens is clean.
9. User Tips
- For optimal performance, especially when using the device, it is recommended to turn off the VoLTE function on your mobile phone.
- Be aware that when connected to the camera's WiFi, your mobile network will not be available.
- If you change the resolution settings in the app, the camera device will restart automatically, and you will need to reconnect your phone to its WiFi network.
- Regularly check the battery status displayed in the app to ensure continuous operation.
10. Warranty and Support
The GreenYi Solar Energy 5G WiFi Magnetic Wireless Backup Camera comes with a 1-year limited warranty.
For technical support, troubleshooting assistance, or warranty claims, please contact GreenYi customer service through the official channels provided at the point of purchase.

Image: Information regarding 1-year limited warranty and customer support.





