300DPI HD NIIMBOT B21 PRO Wireless Bluetooth Thermal Label Printer (20–50mm)

Upgrade your small business, boutique storefront, and office organization with the 300DPI HD NIIMBOT B21 PRO Wireless Thermal Label Printer. Featuring an upgraded high-definition 300 DPI thermal print head, this portable barcode sticker maker delivers razor-sharp text, fine graphics, and high-density barcodes across label widths ranging from 20mm to 50mm. Designed with a classic vintage typewriter aesthetic, it operates completely inkless using direct thermal technology—eliminating expensive ink, toner, and ribbon refills. Connect seamlessly via Bluetooth to your iOS or Android smartphone to edit and print custom price tags, jewelry barbell labels, apparel hangtags, and inventory stickers on demand.

Key Features

• Upgraded 300 DPI HD Resolution: Delivers ultra-crisp text, fine detail, and high-density barcode graphics compared to standard 203 DPI thermal printers.

• Versatile 20mm to 50mm Print Range: Accommodates continuous and die-cut label formats perfect for retail pricing, food expiration dates, cable tags, and jewelry labels.

• 100% Direct Thermal Inkless Technology: Eco-friendly printing engine operates without ink cartridges, toner, or replacement ribbon cartridges.

• Seamless Bluetooth Smartphone Connection: Connects wirelessly to iOS and Android devices via the NIIMBOT mobile app for fast multi-font, icon, and template design customization.

• Vintage Design with Rechargeable Mobility: Retro typewriter-inspired body equipped with a high-capacity rechargeable battery for cordless operation across sales floors and offices.

Why Choose Our 300DPI NIIMBOT B21 PRO Printer

Standard thermal labelers can produce blurry text on small fonts or fine barcodes. The NIIMBOT B21 PRO combines high-definition 300 DPI print clarity, wide 20–50mm label versatility, zero-ink thermal economy, stylish vintage design, and intuitive mobile app controls—giving your retail store, boutique shop, office filing, and product packaging an instant upgrade.

Perfect For

• Retail clothing boutiques, garment price tags, apparel size labels, and washing instruction tags

• Jewelry stores, ring barbell tags, necklace tags, and luxury accessory identification

• Supermarket shelf pricing, SKU barcode generation, food expiration dates, and inventory management

• Home office filing, paper binders, desk organizers, and cable identification markers

Specifications

• Brand: NIIMBOT (Model: B21 PRO)

• Print Resolution: 300 DPI High-Definition

• Supported Label Width: 20mm – 50mm (0.78" – 1.96")

• Print Technology: Direct Thermal (Inkless)

• Connectivity: Bluetooth Wireless / Mobile App

• Supported Systems: Android, iOS

• Power Source: Rechargeable Built-in Lithium Battery

• Key Properties: 300DPI HD Print, Retro Aesthetic, Inkless Operation, Multi-Format Label Support

• Ideal Uses: Apparel Tags, Jewelry Labels, Barcode Tracking, Food Dates, Office Filing