Portable label printer Uprint UP21 Blue USB rechargeable, compact handheld thermal label maker

Uprint UP21 Blue is a portable, USB-rechargeable thermal label printer designed for on-the-go printing of adhesive labels. This compact handheld device prints without ink, using thermal technology to produce clear text and barcodes on compatible label rolls. The UP21 connects via USB for charging and data transfer, offering a lightweight solution for organising, tagging, and marking items in retail, shipping, office and home environments.

Advantages

The Uprint UP21 Blue provides ink-free thermal printing, reducing ongoing consumable costs and simplifying maintenance. Its USB-rechargeable battery supports mobile operation without permanent connection to a power source, while the compact, ergonomic housing makes it easy to carry and handle during repeated label tasks. Fast warm-up and direct thermal printing deliver readable labels suitable for short-run and frequent on-site applications.

Suitable for

• Organising shelves, storage boxes and personal items
• Printing price tags and product labels in small retail settings
• Generating shipping and return labels for parcels and packages
• Labeling files, folders and office supplies
• Temporary or mobile signage for events, markets and pop-up stores

Key specifications

• Printing technology: direct thermal (no ink required)
• Power: USB rechargeable internal battery for portable use
• Connectivity: USB for charging and data transfer
• Form factor: compact handheld design for mobility
• Label media: adhesive thermal label rolls (compatible sizes vary by model)
• Output: monochrome text and barcode printing

How to use

Install a compatible thermal label roll following the user guide, connect the printer to a computer or USB power source to charge the internal battery, and install any required driver or companion app if applicable. Create or import label content using the supported software, then send the print job to the UP21 over USB. Hold the device securely while printing and allow the label to exit fully before removing it. For uninterrupted mobile use, ensure the battery is charged and carry spare label rolls appropriate to the device's supported width.

Usage recommendations

Use only recommended thermal label media to ensure print quality and prevent damage to the print head. When storing the device, keep it in a cool, dry place and avoid prolonged exposure to direct sunlight or high temperatures. Regularly charge the battery to maintain readiness for mobile tasks and keep the USB connector clean to ensure reliable charging and data transfer.