Walfront AN97-5.5
Walfront AN97-5.5 Industrial Endoscope Camera User Manual
Model: AN97-5.5
Introduction
This manual provides detailed instructions for the proper use, setup, operation, maintenance, and troubleshooting of your Walfront AN97-5.5 Industrial Endoscope Camera. Please read this manual thoroughly before using the device to ensure safe and efficient operation.
Safety Information
Observe the following safety guidelines to prevent damage to the device or injury to yourself:
- Do not use the endoscope in high-temperature environments or with high-temperature equipment, as this can damage the device. The working temperature range is 0℃ to 70℃.
- Ensure the device is disconnected from power before cleaning or performing any maintenance.
- Keep the device away from strong magnetic fields.
- Do not attempt to disassemble or modify the endoscope. Refer all servicing to qualified personnel.
- This device is rated IP67 waterproof for the camera probe, but the USB connector and control box are not waterproof. Avoid submerging these components.
Setup Instructions
Follow these steps to set up your Walfront AN97-5.5 Industrial Endoscope Camera:
- Software Installation: Scan the QR code provided in the product packaging or manual, or use the URL provided to download and install the necessary software application on your Android device or Windows PC (XP, Win7, Win8, VISTA).
- Connect the Endoscope: Plug the USB connector of the endoscope cable into your mobile phone's OTG port or your computer's USB port.
- Enable OTG Function (for Android devices): In your mobile phone's settings, ensure that the USB and OTG functions are enabled. Some mobile phones may have the OTG switch turned on by default.
- Launch Software: Open the downloaded and installed software application. The image from the endoscope camera should automatically display.

Image: Close-up view of the USB connector, which connects the endoscope to a compatible device.

Image: The complete Walfront AN97-5.5 Industrial Endoscope Camera kit, showing the endoscope cable, USB connector, and included accessories like hooks and a reflector.
Operating Instructions
The Walfront AN97-5.5 endoscope is designed for convenient and fast one-hand operation.
Adjusting LED Lights
The 5.5mm lens is equipped with 6 adjustable LED lights. These lights can be adjusted using the dimming button located on the control box along the cable. Adjust the brightness as needed to reduce image exposure and ensure clear color effects in dark or low-light environments.

Image: A close-up of the control box on the endoscope cable, highlighting the button used to adjust the brightness of the LED lights.
Applications
The 70° viewing angle and small 1/9 inch sensor make this endoscope suitable for inspection in various small and inaccessible spaces. Common applications include:
- Car engine maintenance and inspection
- Electrical repairs and wiring inspection
- Drainage and pipe inspection
- Machinery inspection
- General visual inspections of hard-to-reach areas

Image: The Walfront AN97-5.5 endoscope with its accessories, demonstrating its use for inspecting a car engine.

Image: The Walfront AN97-5.5 endoscope and its accessories, depicting its utility in diverse inspection tasks such as examining boilers, pipes, gears, and car engines.
Maintenance
Cleaning
The camera probe has an IP67 waterproof rating, allowing it to be used in wet environments. After use, gently wipe the lens and probe with a soft, damp cloth. Do not use harsh chemicals or abrasive materials. Ensure the USB connector and control box remain dry, as they are not waterproof.
Storage
Store the endoscope in a clean, dry place, away from direct sunlight and extreme temperatures. Coil the cable loosely to prevent damage.
Troubleshooting
- No Image Displayed:
- Ensure your mobile phone supports the OTG function. The endoscope will not work without OTG support.
- Verify that the USB and OTG functions are enabled in your phone's settings.
- Check if the software application is correctly installed and launched.
- Ensure the USB connection is secure.
- Poor Image Quality:
- Adjust the LED light brightness using the control box to optimize illumination for the environment.
- Clean the camera lens if it appears dirty or smudged.
- Device Not Recognized:
- Try connecting to a different USB port or a different compatible device (Android phone/tablet or Windows PC).
- Restart the software application or your device.
Specifications
| Feature | Detail |
|---|---|
| Model | AN97-5.5 |
| Purpose | Industrial equipment inspection and observation |
| Power Supply | 5V DC through OTG, USB port |
| Lens Diameter | 5.5mm / 0.22in |
| Cable Length Options | Approx. 1m (3.28ft), 1.5m (4.92ft), 2m (6.56ft), 3.5m (11.48ft), 5m (16.4ft), 10m (32.81ft) |
| Resolution | 640 x 480 (480p) |
| Sensor Size | 1/9 inch |
| Frame Rate | 30fps |
| Viewing Angle | 70° |
| Waterproof Rating | IP67 (for camera probe only) |
| Working Temperature | 0℃ to 70℃ |
| Light Source | 6 x adjustable LED lights |
| Support System | Android, XP, Win7, Win8, VISTA |
| Photo Format | JPEG |
| Video Format | AVI |
| Macro Focus Range | 1-10 cm |
| Shooting Modes | Manual |
| Exposure Control Type | Automatic |
| Color | Black |
| Item Weight | 2.46 ounces |
| Package Dimensions | 4.92 x 4.92 x 1.46 inches |

Image: The Walfront AN97-5.5 endoscope, illustrating the various available cable lengths for different inspection needs.
What's in the Box
The Walfront AN97-5.5 Industrial Endoscope Camera package typically includes:
- 1 x Endoscope
- 1 x Adapter Cable
- 1 x Hook
- 1 x Magnet Hook
- 1 x Reflector
- 1 x Waterproof Ring
- 1 x User Manual (this document)

Image: All components of the Walfront AN97-5.5 Industrial Endoscope Camera kit, including the endoscope, adapter, and various attachments.
Warranty and Support
For information regarding warranty coverage or technical support, please refer to the contact details provided in your product packaging or on the official Walfront website. Specific warranty terms may vary by region and retailer.
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