NIIMBOT B4 4-Inch Portable Thermal Label Printer | Bluetooth

NIIMBOT B4 Portable 4-Inch Thermal Label Printer

Meet the NIIMBOT B4 — a compact yet powerful 4-inch thermal label printer designed for home, office, and commercial use. With a wide print width of 20–108 mm, fast print speeds, and seamless Bluetooth & USB connectivity, the B4 makes printing shipping labels, barcodes, product stickers, and more effortlessly quick. Compatible with both Android and iOS devices, it connects to up to 3 iOS and 7 Android devices simultaneously — perfect for busy teams and multi-device workflows.

⚠️ Please Note: This printer cannot be used in South Korea. Made in Mainland China.

Key Features

• Wide Print Width: 20–108 mm — handles everything from small price tags to full shipping labels
• 203 DPI Resolution: Sharp, clear barcodes, QR codes, and text every time
• Fast Print Speed: 50–100 mm/s for efficient, high-volume label printing
• Bluetooth 4.0 & USB Interface: Flexible wired and wireless connectivity options
• Multi-Device Support: Connect up to 3 iOS and 7 Android devices simultaneously via Bluetooth
• App Controlled: Easily design and print labels from your smartphone using the NIIMBOT app
• Built-in Display Screen: Monitor print status at a glance
• Rechargeable Lithium Battery: 2,000 mAh — print on the go without needing a power outlet
• Wide Compatibility: Supports Android & iOS; wired/wireless network printing supported
• CE Certified for safety and quality assurance

Specifications

Ideal For

The NIIMBOT B4 is a versatile label printer suited for a wide range of industries and everyday tasks, including:

• Shipping & logistics labels
• Retail price tags & barcodes
• Clothing & jewelry tags
• Food & fresh produce labeling
• Cable & wire management labels
• Supermarket shelf labels
• Home organization

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Frequently Asked Questions

Q: What types of labels are compatible with the NIIMBOT B4 label printer?

A: The NIIMBOT B4 is compatible with thermal label paper in widths ranging from 20 mm to 108 mm. It supports a variety of label sizes for shipping, barcodes, price tags, and more. No ink or toner is required — just load compatible NIIMBOT label rolls and you're ready to print.

Q: How many devices can connect to the NIIMBOT B4 at the same time?

A: The NIIMBOT B4 supports multi-device Bluetooth connectivity — up to 3 iOS devices and 7 Android smartphones can be connected simultaneously. It also supports USB and wired/wireless network printing for even more flexibility.

Q: Is the NIIMBOT B4 compatible with smartphones and what app do I need?

A: Yes! The NIIMBOT B4 works with both Android and iOS devices. Simply download the official NIIMBOT app, connect via Bluetooth 4.0 or USB, and you can design and print custom labels directly from your phone or tablet.

Q: Does the NIIMBOT B4 have a built-in battery?

A: Yes, the B4 features a rechargeable 2,000 mAh lithium battery, allowing you to print labels wirelessly without being tethered to a power outlet. It charges via a 5V/1A adapter (compatible with 100–240V power supplies).

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.