Built for shipping.
Prints 100×150mm shipping, address and barcode labels.
Thermal printing. Forever.
No cartridges to buy. No mess to clean.
Design in the app. Print in seconds.
Free templates. Custom fonts. Barcode and QR support.
Watch the full demo.
Official 3-minute demo and unboxing.
Specifications.
Frequently asked questions.
Is this compatible with iPhone and Android? +
Yes. The NIIMBOT app is available on both iOS and Android. Pairs via Bluetooth 5.0.
Do the labels fade over time? +
For everyday use indoors, NIIMBOT thermal labels stay legible for 1–2 years. For long-term outdoor or high-heat use, choose our PET fadeless labels (sold separately).
How fast is delivery in Singapore? +
Orders ship from our Singapore warehouse within 24 hours. Most addresses receive in 1–3 working days. Free shipping on orders over $40.
What if my printer breaks? +
All NIIMBOT printers come with a 1-year local warranty. Please read our Warranty Policy for eligibility, inspection and repair details.
Where do I buy more label refills? +
Compatible labels are shown above on this page. Or browse all label refills in our Labels collection.
Everything you need to start.
- Label printer × 1
- USB-C charging cable × 1
- Starter label roll × 1
- Quick start guide × 1
Reviews.
Customer Reviews
Works fast and well. Very happy with the niimbot devices so far.
Very fast delivery.Easy to use
Surprisingly easy to use. I thought will spend a lot of time configuring it. I took less than 5 mins and figured out how to use it already, the app is amazing
Performance: really good
Quality: exceeding expectations
More about this product.
NIIMBOT B4 4-Inch Bluetooth Thermal Label Printer
Key Features
Space-Saving Design – Compact body with built-in roll bin saves 50% more space.
Truly Wireless Printing – Connect via Bluetooth to smartphone or PC, no USB needed.
High-Speed & Clear Output – Prints up to 80mm/s with 203 DPI resolution.
Cost-Effective Thermal Printing – No ink or toner required, smart alignment saves labels.
Smart NIIMBOT App – Auto label detection, 16,000+ templates, multi-language support.
Wide Applications – Supports 20–108mm labels for shipping, retail, office, and home use.
Product Description
Compact & Space-Saving
The NIIMBOT B4 is designed with a built-in label roll compartment, measuring only 157 × 135 × 69 mm. It takes up 50% less space than conventional 4-inch printers – perfect for offices, retail counters, and mobile workstations.
Wireless Freedom
Enjoy full mobility with Bluetooth connection for both smartphones and computers. The B4 supports up to 10 devices at once (3 iOS + 7 Android), making it ideal for collaborative work environments.
⚡ High-Speed Performance
With a print speed of up to 80mm/s and 203 DPI resolution, the B4 ensures fast and sharp printing for shipping labels, barcodes, product tags, and more.
Ink-Free, Cost-Saving
Using advanced thermal printing technology, the B4 eliminates the need for ink, toner, or ribbons. Labels auto-align for zero waste, reducing costs while boosting efficiency.
Smart NIIMBOT App
The free NIIMBOT app (iOS, Android, Windows) comes with 16,000+ templates, barcode & QR code support, batch printing via Excel, and multi-language features. Print in 3 easy steps: load, edit, and print.
Wide Applications
The B4 supports label widths from 20–108 mm and lengths up to 350 mm. Perfect for 100×150mm shipping labels, barcode stickers, mailing labels, supermarket shelf tags, flower shop cards, and even hazardous waste labels.
Technical Specifications
Model: NIIMBOT B4
Dimensions: 157 × 135 × 69 mm
Weight: 757 g
Battery: 2000 mAh rechargeable lithium battery
Charging: USB Type-C, 5V/2A (3–4 hrs charging time)
Printing Method: Direct Thermal Printing (inkless)
Resolution: 203 DPI
Print Speed: Up to 80 mm/s
Label Width Support: 20–110 mm
Label Length Support: 8–350 mm
Print Head Lifespan: Up to 50 km
Connectivity: Bluetooth & USB Type-C
Multi-Device Connection: Up to 10 devices (3 iOS + 7 Android)
Operating Temperature: 0–45°C
Package Contents
1 × NIIMBOT B4 Smart Label Printer
1 × USB Type-C Cable
1 × Starter Label Roll 100×150mm 50pcs
1 × English User Manual
