1. Introduction
The MUSTOOL MK7 Digital Microscope is a versatile and powerful observation tool designed for a wide range of applications, from electronics inspection to coin analysis and biological observation. Featuring a high-definition 7-inch IPS screen, adjustable magnification from 50X to 1000X, and dual-mode LED lighting, it provides clear, vibrant, and detailed images. This manual will guide you through the setup, operation, and maintenance of your MK7 Digital Microscope.

Figure 1: MUSTOOL MK7 Digital Microscope
2. Safety Information
- Keep the device away from water and moisture to prevent electric shock.
- Do not attempt to disassemble or repair the device yourself. Refer to qualified personnel for service.
- Use only the specified power adapter (if applicable) to avoid damage.
- Avoid direct exposure of the LED lights to eyes.
- Keep out of reach of children.
- Ensure the microscope is placed on a stable, level surface during use.
3. Package Contents
Please check the package contents upon receipt. If any items are missing or damaged, contact customer support.
- 1 x MUSTOOL MK7 Digital Microscope Unit
- (Assumed: USB Cable for charging/data transfer)
- (Assumed: User Manual)
4. Specifications
| Feature | Description |
|---|---|
| Product Name | MK7 |
| Screen Size | 7-inch IPS HD display |
| Magnification | 50x - 1000x |
| CMOS Sensor Size | 1/4 inch |
| Video Resolution | AVI (720P, 1080P, 1080FHD) |
| Photo Resolution | JPG (2M, 3M, 5M, 8M, 10M, 12M, 16M) |
| Light Source | 8 LED lights (adjustable brightness) |
| Operating System Support | Windows XP, 7, 8, 10, or above; OS X 12 or above |
| Interface & Signal Transmission | Type-C / USB 2.0 |
| Languages Supported | 12 languages (English, Chinese (Simplified), Japanese, French, German, Dutch, Russian, Korean, Italian, Portuguese, Spanish, Arabic) |
| Additional Features | TF card slot, auxiliary lamp port |
| Battery Included | Yes |

Figure 2: High-quality image rendering with 16M resolution
5. Setup Guide
5.1. Assembly
The microscope unit typically comes pre-assembled or requires minimal assembly. Attach the microscope head to the adjustable stand and ensure it is securely fastened. The screen is integrated with the microscope head.

Figure 3: Microscope stand and adjustment knob
5.2. Powering On/Off
Locate the power button on the control panel (refer to Figure 4). Press and hold the power button for a few seconds to turn the microscope ON. Repeat the action to turn it OFF.
5.3. Charging
Connect the microscope to a power source using the provided Type-C USB cable. The device supports 2-hour charging.

Figure 4: Connectivity and charging features
5.4. Inserting a TF Card
The microscope supports TF card expansion for storing photos and videos. Locate the TF card slot on the side of the unit (refer to Figure 5) and gently insert the card until it clicks into place.
5.5. Connecting to a PC
To connect the microscope to a computer, use a USB 2.0 Type-C cable. The device is compatible with Windows XP, 7, 8, 10, or above, and OS X 12 or above. Once connected, you can use dedicated software (not provided in details, assume standard webcam/microscope software) for expanded viewing and measurement capabilities.

Figure 5: Side ports (Type-C, TF card slot, auxiliary lamp port)
6. Operating Instructions
6.1. Basic Controls
The microscope features a control panel with several buttons for navigation and function selection.

Figure 6: Control Panel
- Power Button: Turns the device on/off.
- M (Menu) Button: Accesses the menu settings.
- V (Down) / ^ (Up) Buttons: Navigate through menu options or adjust settings.
- OK Button: Confirms selections or takes a photo/starts video recording.
6.2. Magnification Adjustment
Adjust the magnification from 50X to 1000X by rotating the focus knob on the microscope stand. Fine-tune the focus for a clear image on the 7-inch IPS display.

Figure 7: High-definition screen for clear observation
6.3. Lighting Adjustment
The microscope is equipped with 8 adjustable LED lights and auxiliary side lighting. Use the dedicated controls (likely via menu or physical buttons, not explicitly detailed) to adjust the brightness and switch between concentrated and diffuse illumination modes to suit your observation needs.

Figure 8: Microscope with auxiliary lighting for enhanced visibility

Figure 9: Auxiliary lighting detail
6.4. Photo and Video Recording
To capture images or record videos, ensure a TF card is inserted. Press the OK button to take a photo. To record video, navigate to the video mode via the menu and press OK to start/stop recording. The device supports JPG format for photos and AVI for videos (720P, 1080P, 1080FHD).
6.5. Applications
The MUSTOOL MK7 is suitable for various applications:
- Coin observation
- Mineral detection
- PCB inspection
- Fabric inspection
- And more

Figure 10: Wide range of applications
7. Maintenance
- Cleaning: Use a soft, dry cloth to clean the microscope body and screen. For the lens, use a specialized lens cleaning cloth and solution.
- Storage: Store the microscope in a cool, dry place, away from direct sunlight and extreme temperatures.
- Battery Care: If the device will not be used for an extended period, charge it periodically to maintain battery health.
8. Troubleshooting
- No Power: Ensure the device is charged or connected to a power source. Check the power button.
- Blurry Image: Adjust the focus knob carefully. Ensure the object is properly illuminated and positioned.
- Cannot Record/Save: Check if a TF card is inserted correctly and has sufficient free space. Ensure the card is not locked.
- PC Connection Issues: Verify the USB cable is securely connected. Try a different USB port or cable. Ensure your computer's operating system is supported.
9. User Tips
- For very small or reflective objects, experiment with the auxiliary lighting and different angles to minimize glare and achieve optimal illumination.
- When connecting to a PC, ensure any necessary drivers are installed (if prompted by your operating system) for full functionality.
- Regularly back up important photos and videos from your TF card to prevent data loss.
10. Warranty and Support
10.1. Warranty
This product comes with a Basic 1 Month Seller's Warranty. This warranty covers manufacturing defects. Please retain your proof of purchase.
10.2. Returns
If the item is Dead on Arrival (DOA), buyers can return it within 14 days for a replacement. Please contact customer service before sending the item back.
10.3. Customer Support
For any questions or support needs, please contact customer service. Working hours are typically 20:00-04:00 (PST). If you encounter a weekend or holiday, the working time will be postponed to the next business day.





