1. Introduction
Thank you for choosing the v4ink BENTSAI BT-HH6105 Handheld Inkjet Portable Printer. This manual provides essential information for the safe and efficient operation, setup, and maintenance of your device. Please read this manual thoroughly before using the printer to ensure proper functionality and to prevent damage.
2. Safety Information
Please observe the following safety precautions to prevent injury or damage to the printer:
- Keep the printer away from water and other liquids.
- Do not expose the printer to extreme temperatures or direct sunlight.
- Use only v4ink approved ink cartridges and accessories.
- Do not attempt to disassemble or repair the printer yourself. Contact customer support for assistance.
- Keep out of reach of children.
- Ensure proper ventilation during operation.
3. Package Contents
Verify that all items are present in the package:
- v4ink BENTSAI BT-HH6105 Handheld Inkjet Portable Printer
- Inkjet Cartridges (included)
- Power Adapter/Charging Cable
- USB Cable
- User Manual (this document)
- 2 Lithium Ion batteries (pre-installed or included separately)
4. Product Overview
Familiarize yourself with the components of your BT-HH6105 printer.

This image displays the v4ink BENTSAI BT-HH6105 handheld inkjet printer. It features a compact, ergonomic design with a textured grip. The integrated display screen shows the battery level (100%), current date and time, and the text 'BENTSAI'. Below the text, a row of icons represents functions such as Open, Save, Add, Delete, Print, Edit, and Back, indicating the printer's user interface for managing print jobs.
Key Components:
- Display Screen: Touch-sensitive interface for navigation and print job management.
- Print Head: Located at the bottom, where ink is dispensed.
- Power Button: To turn the device on/off.
- Trigger Button: Activates printing when pressed during operation.
- Battery Compartment: Houses the Lithium Ion batteries.
- USB Port: For data transfer and charging.
5. Setup
5.1. Charging the Battery
- Connect the provided power adapter to the printer's USB port.
- Plug the adapter into a standard electrical outlet.
- The battery indicator on the screen will show charging status. Charge fully before first use (approximately 2-3 hours).
5.2. Installing the Ink Cartridge
- Ensure the printer is powered off.
- Locate the ink cartridge slot, usually protected by a cover.
- Carefully open the cover.
- Remove the protective cap or tape from the new ink cartridge.
- Insert the cartridge into the slot, ensuring it clicks into place. Do not force it.
- Close the cartridge cover securely.
5.3. Powering On/Off
- To Power On: Press and hold the Power button until the screen illuminates.
- To Power Off: Press and hold the Power button until a shutdown prompt appears, then confirm. Alternatively, a quick press might bring up the shutdown option.
6. Operating Instructions
6.1. Navigating the Interface
The printer features a touch-sensitive display. Use your finger to tap icons and navigate menus:
- Open: Access saved print files.
- Save: Store current print job settings or designs.
- Add: Create new text, QR codes, barcodes, or images.
- Delete: Remove selected files or elements.
- Print: Initiate the printing process.
- Edit: Modify existing print content.
- Back: Return to the previous screen or menu.
6.2. Creating a Print Job
- From the main screen, tap the 'Add' icon.
- Select the type of content you wish to print (e.g., Text, Barcode, QR-Code).
- Enter the desired text or data using the on-screen keyboard. For barcodes/QR codes, input the relevant information.
- Adjust settings such as font size, style, print density, and print direction as needed.
- Preview your print job on the screen.
- Tap 'Save' to store the job or proceed directly to printing.
6.3. Printing
- Ensure the ink cartridge is properly installed and the battery is charged.
- Select the desired print job from the 'Open' menu or create a new one.
- Tap the 'Print' icon.
- Position the printer's print head firmly and evenly against the surface you wish to print on.
- Press and hold the Trigger button while smoothly moving the printer across the surface. Maintain a consistent speed for best results.
- Release the Trigger button when printing is complete.
6.4. Connecting via USB
The printer can be connected to a computer via USB for data transfer (e.g., uploading images or updating firmware).
- Connect the printer to your computer using the provided USB cable.
- The printer may appear as a removable storage device.
- Transfer files as needed.
7. Maintenance
7.1. Cleaning the Print Head
Regular cleaning ensures optimal print quality.
- Power off the printer.
- Gently wipe the print head surface with a lint-free cloth lightly dampened with isopropyl alcohol or a specialized print head cleaning solution.
- Do not use abrasive materials or excessive liquid.
- Allow the print head to dry completely before use.
7.2. Replacing the Ink Cartridge
When print quality degrades or the ink level is low, replace the cartridge.
- Follow the steps for 'Installing the Ink Cartridge' (Section 5.2), first removing the empty cartridge.
- Dispose of used cartridges responsibly according to local regulations.
7.3. Storage
- Store the printer in a cool, dry place, away from direct sunlight and extreme temperatures.
- If storing for an extended period, ensure the ink cartridge is properly sealed or removed to prevent drying.
- Charge the battery periodically if stored for a long time to maintain battery health.
8. Troubleshooting
If you encounter issues, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Printer does not power on | Low battery; Faulty power button | Charge the battery; Contact support if issue persists. |
| Poor print quality (faded, streaky) | Low ink; Clogged print head; Incorrect print settings | Replace ink cartridge; Clean print head (Section 7.1); Adjust print density in settings. |
| Printer not recognized by computer | Faulty USB cable; Driver issue | Try a different USB cable; Restart both devices; Check manufacturer's website for drivers. |
| Ink leaks | Improper cartridge installation; Damaged cartridge | Reinstall cartridge correctly; Replace damaged cartridge. |
If the problem persists after trying these solutions, please contact v4ink customer support.
9. Specifications
| Feature | Specification |
|---|---|
| Brand | v4ink |
| Model Name | BT-HH6105 |
| Printing Technology | Inkjet |
| Connectivity Technology | USB |
| Special Feature | Display Screen, Lightweight |
| Printer Output | Monochrome |
| Maximum Print Speed (Monochrome) | 60.0 |
| Maximum Media Size | Unlimited |
| Sheet Size | Water Soluble Only |
| Product Dimensions | 9.06 x 2 x 5.91 inches (9.06"D x 2"W x 5.91"H) |
| Item Weight | 3.74 pounds |
| Batteries | 2 Lithium Ion batteries required (included) |
10. Warranty and Support
For warranty information and customer support, please refer to the warranty card included with your product or visit the official v4ink website. Keep your purchase receipt as proof of purchase.
v4ink Customer Support: Please visit the v4ink Store on Amazon or their official website for contact details and further assistance.





