1. Introduction
The DEPSTECH DS300 Industrial Endoscope is a versatile inspection camera designed for detailed visual inspection in hard-to-reach areas. It features both dual-lens and single-lens probe options, providing high-definition imaging for various applications.
2. Product Components
The DEPSTECH DS300 Industrial Endoscope package includes the main display unit, a semi-rigid camera cable with either dual or single lens, a USB charging cable, and various accessories.

Image: The main display unit of the DEPSTECH DS300 Industrial Endoscope, featuring a 4.3-inch screen, control buttons, and a coiled semi-rigid camera cable connected to the top. Various small accessories are also visible.
Main Display Unit
- 4.3-inch TFT LCD Screen: Provides a horizontal viewing angle of approximately 170°.
- Control Buttons: For navigation, settings, photo/video capture, and power.
- Built-in Battery: Rechargeable, offering approximately 4 hours of continuous operation.
Camera Probe
- Dual-Lens Technology (DS300 Dual Lens): Allows switching between front and side viewing angles without additional mirrors. Features FOV 70° for wider views.
- Single-Lens Technology (DS300 5.5mm Single Lens): 0.21-inch diameter for accessing very confined spaces.
- 1080P HD Video & 2.0 MP Pictures: Captures clear images and fluent video.
- Adjustable LED Lights: 7 LED lights with Bluart 2.0 technology for enhanced visibility.
- IP67 Waterproof: Suitable for wet environments like drains or shallow water.
- Semi-Rigid Cable: 16.5 ft (5M) in length, can be bent and hold its shape for flexible inspection.

Image: The DEPSTECH DS300 Endoscope display unit with the camera probe illustrating the three observation modes: Front Camera, Side Camera, and Dual Camera, which combines both views.

Image: A close-up of the DEPSTECH DS300 camera probe partially submerged in water, highlighting its IP67 waterproof rating. The adjustable LED lights on the probe tip are shown in various brightness settings.
3. Setup
- Charge the Device: Connect the USB charging cable to the device's charging port and a power source. The built-in battery provides approximately 4 hours of use on a full charge.
- Insert TF Card: Locate the TF card slot on the side of the display unit. Insert the provided TF card to enable photo and video recording.
- Attach Camera Probe: Securely connect the semi-rigid camera cable to the designated port on the main display unit.
- Power On: Press and hold the power button on the display unit for a few seconds until the screen illuminates and the DEPSTECH logo appears.
4. Operating Instructions
Basic Controls
The display unit features intuitive buttons for easy operation:
- Power Button: Press and hold to turn the device on/off.
- Menu Button: Access settings and options.
- OK/Play Button: Confirm selections or play recorded media.
- Navigation Buttons (Up/Down/Left/Right): Navigate through menus and adjust settings.
- Photo/Video Button: Short press to take a photo, long press to start/stop video recording.
- Lens Switch Button (for Dual Lens models): Quickly switch between front, side, and combined dual-lens views.
Adjusting Settings
From the menu, you can adjust various parameters:
- Resolution: Select desired video/photo resolution (e.g., 1080P).
- Language: Choose your preferred language.
- Auto-off: Set the device to automatically power off after a period of inactivity.
- Screen Brightness: Adjust the display's brightness for optimal viewing.
- LED Light Brightness: Use dedicated buttons on the display unit to cycle through 3 adjustable brightness levels for the camera's LED lights.
Using the Camera Probe
- Flexible Positioning: The semi-rigid cable can be bent and will retain its shape, allowing you to maneuver the camera into tight or angled spaces.
- Switching Views (Dual Lens models): Utilize the lens switch button to toggle between the front-facing camera, side-facing camera, or a combined dual-view for comprehensive inspection.
- 180° Image Rotation: For better observation, the image on the screen can be rotated 180° with a dedicated button.

Image: The DEPSTECH DS300 display unit highlighting its 4.3-inch TFT LCD screen and a 170-degree viewing angle, ensuring clear visibility during inspections.
5. Maintenance
- Cleaning: After each use, especially in wet or dirty environments, gently clean the camera probe with a soft, damp cloth. Ensure no debris obstructs the lens or LED lights.
- Waterproof Care: While the probe is IP67 waterproof, avoid prolonged submersion in deep water or exposure to corrosive liquids. Ensure the rubber cover for the charging port is securely closed when not in use.
- Battery Care: Recharge the device regularly. For long-term storage, ensure the battery is partially charged (around 50%) to prolong its lifespan.
- Storage: Store the endoscope and its accessories in a cool, dry place, away from direct sunlight and extreme temperatures.
6. Troubleshooting
- No Power: Ensure the device is fully charged. If it still doesn't power on, try resetting the device (refer to the full manual for reset instructions).
- No Image on Screen: Check if the camera probe is securely connected to the display unit. Ensure the device is powered on.
- Poor Image Quality: Clean the camera lens. Adjust the LED light brightness. Ensure the camera is within its optimal focal range (1.96~3.93 inches or 5-10cm).
- Device Freezes: Perform a soft reset by pressing the reset button (if available) or powering off and on again.
7. Specifications
| Feature | Specification |
|---|---|
| Model | DS300 |
| Screen Type | 4.3-inch TFT LCD |
| Video Capture Resolution | 1920 x 1080 (1080P) |
| Image Resolution | 2.0 MP |
| Waterproof Rating | IP67 (Camera Probe) |
| Cable Length | 16.5 FT (5M) Semi-Rigid |
| Lens Diameter | 7.9mm (Dual Lens), 5.5mm (Single Lens) |
| Battery Life | Approx. 4 hours |
| LED Lights | 7 adjustable LEDs with Bluart 2.0 tech |
| Focal Range | 1.96~3.93 inches (5-10cm) |
| Exposure Control Type | Automatic |
| Zoom Type | Digital Zoom |
8. Warranty and Support
For detailed warranty information, technical support, or service inquiries, please refer to the official DEPSTECH website or contact their customer service directly. Keep your purchase receipt as proof of purchase for warranty claims.





