1. Introduction
This user manual provides comprehensive instructions for the setup, operation, maintenance, and troubleshooting of your SUPVAN T50M Pro Bluetooth Label Maker Machine. Please read this manual carefully before using the device to ensure optimal performance and longevity.
The SUPVAN T50M Pro is an inkless thermal label printer designed for versatile use in home, kitchen, school, and office environments. It connects via Bluetooth to your smartphone or tablet, allowing for easy label design and printing through a dedicated application.
2. Setup
2.1 Package Contents
Before you begin, ensure all items are present in the package:
- SUPVAN T50M Pro Label Maker
- Charging Cable (USB Type-C)
- Label Tape (e.g., 40 mm x 30 mm White, 50 mm x 80 mm White, Φ 50 mm Pink)
- User Manual (this document)

Image: The SUPVAN T50M Pro label maker shown with three different sizes of label rolls included in the package.
2.2 Charging the Device
The T50M Pro comes with a built-in rechargeable battery. Before first use, fully charge the device. Connect the provided USB Type-C cable to the charging port on the label maker and plug the other end into a USB power adapter (not included) or a computer USB port. The indicator light will show charging status.
A full charge provides approximately 3 months of standby time or extended use, thanks to its 1200 mAh built-in battery.
2.3 Loading Label Rolls
The T50M Pro uses thermal paper and does not require ink or toner. Follow these steps to load a label roll:
- Open the label compartment cover.
- Insert the label roll with the printing surface facing upwards, ensuring it is properly aligned within the guides.
- Pull a small portion of the label paper out beyond the cutting edge.
- Close the compartment cover firmly until it clicks into place.

Image: Visual guide demonstrating the inkless thermal printing technology and how to load thermal paper rolls into the device.
2.4 App Installation and Bluetooth Connection
The SUPVAN T50M Pro operates via the dedicated "Katasymbol" app, available for both iOS and Android devices. No registration or accounts are required to use the app.
- Download the App: Search for "Katasymbol" in your device's app store (App Store for iOS, Google Play Store for Android) and install it.
- Turn On Label Maker: Press and hold the power button on the T50M Pro until the indicator light turns on.
- Enable Bluetooth: Ensure Bluetooth is enabled on your smartphone or tablet.
- Connect in App: Open the Katasymbol app. The app will automatically search for nearby SUPVAN devices. Select "T50M Pro" from the list to establish a Bluetooth connection.

Image: A visual representation of the four simple steps to download the app, connect via Bluetooth, edit labels, and complete printing.
3. Operating Instructions
3.1 Designing Labels with the App
The Katasymbol app offers extensive editing functions to create customized labels. It features auto label size recognition, ensuring your designs fit perfectly on the loaded label tape.
- Templates: Access over 140 ready-to-use templates for various purposes (e.g., home, business, school). You can save frequently used templates for quick access.
- Fonts & Text: Choose from 40+ fonts and customize text size, style (bold, italic), and alignment.
- Icons & Frames: Enhance your labels with 450+ icons and 30 frames.
- Images & Pictures: Import images or photos directly into your label designs. The app delivers precise image processing for high-resolution output.
- Barcodes & QR Codes: Generate and print various types of barcodes and QR codes. For example, a product barcode like 4579634581372613 or 12345670, or a price barcode like 1999010206085.

Image: The Katasymbol app's editing screen, showcasing options for text, frames, icons, and image integration for label design.

Image: A collection of diverse label templates within the app, demonstrating the variety of pre-designed options for efficient label creation.

Image: A visual comparison highlighting the superior image output quality achieved by the T50M Pro's app compared to other label makers.
3.2 Printing Labels
Once your label design is complete in the app:
- Review your design on the app screen.
- Tap the "Print" button within the app.
- The label maker will automatically print your design.
- Tear off the printed label along the cutting edge.

Image: The SUPVAN T50M Pro actively printing a label, demonstrating its function in creating clear, scannable barcodes.
The T50M Pro supports a wide printing range, accommodating label widths from 20 mm to 50 mm. It is compatible with various label types including rectangular, round, cable, and file labels.

Image: A comprehensive display of different label styles and dimensions, including round, transparent, cable, and white labels, illustrating the printer's versatility.

Image: Examples showcasing the practical applications of the label maker for home organization, product labeling, address printing, and school supplies.
4. Maintenance
4.1 Cleaning the Print Head
To maintain optimal print quality, regularly clean the print head. Use a soft, lint-free cloth lightly dampened with rubbing alcohol. Gently wipe the print head surface. Ensure the device is turned off and disconnected from power before cleaning.
4.2 Battery Care
To prolong battery life:
- Avoid fully discharging the battery frequently.
- Charge the device regularly, even if not in frequent use.
- Store the device in a cool, dry place when not in use for extended periods.
4.3 Storage
When storing the label maker, ensure the label compartment is closed. Keep it away from direct sunlight, extreme temperatures, and high humidity. The labels themselves are waterproof, heat resistant, low temperature resistant, and made from BPA-free safe materials, ensuring durability in various conditions.

Image: An illustration highlighting the durable properties of SUPVAN labels, including resistance to water, heat, and low temperatures, and their BPA-free composition.
5. Troubleshooting
If you encounter issues with your SUPVAN T50M Pro, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Device not turning on. | Low battery. | Charge the device fully. |
| Cannot connect via Bluetooth. | Bluetooth is off on device/phone; App not recognizing printer; Printer too far. | Ensure Bluetooth is on for both devices. Restart the app and printer. Move printer closer to phone. |
| Poor print quality (faint, blurry). | Print head dirty; Incorrect label loading; Low battery. | Clean the print head. Re-load label roll correctly. Charge the device. |
| Labels not feeding correctly. | Label roll jammed or improperly loaded. | Open cover, clear any jams, and re-load the label roll ensuring it's aligned. |
| App issues (e.g., templates disappear). | App glitch or data corruption. | Restart the app. Clear app cache/data (Android) or reinstall the app. |
6. Specifications

Image: The compact and portable design of the T50M Pro, highlighting its dimensions (130x90x60 mm) and weight (300g).
| Feature | Detail |
|---|---|
| Model | T50M Pro |
| Product Dimensions | 13D x 9W x 6H Centimetres |
| Weight | 303 Grams |
| Connectivity Technology | Bluetooth |
| Printing Technology | Thermal (Inkless) |
| Maximum Media Size | 50 mm x 80 mm |
| Print Width Range | 20-50 mm |
| Maximum Print Resolution | 203 Dots Per Inch (DPI) |
| Max Print Speed (Monochrome) | 60 ppm |
| Battery | 1200 mAh rechargeable (1 A battery included) |
| Compatible Devices | Smartphones, PC, Tablets (iOS 13.0+, Android 8.0+) |
| Special Features | Compatible with Different Label Size, High Clarity, Portable, Waterproof Labels |
7. Warranty & Support
The SUPVAN T50M Pro Label Maker comes with a Limited Warranty. Please refer to the warranty card included in your package for specific terms and conditions.
For technical support, product inquiries, or warranty claims, please visit the official SUPVAN website or contact their customer service. You can find more information and support resources at the Official SUPVAN Website.





