Portable Thermal Printer Bluetooth Wireless Sticker Printer, NIIMBOT B21 Portable Thermal Printer

A portable thermal printer works by using heat to transfer ink onto paper. Basic overview of how it functions:
Thermal Printing Technology: Portable thermal printers use a method called thermal printing, which relies on heat-sensitive paper and thermal print heads to create images or text.
Thermal Print Heads: Inside the printer, there's a thermal print head that contains tiny heating elements. These elements selectively heat up areas of the paper to create the desired image or text.
Heat-Sensitive Paper: The paper used in thermal printing contains a special coating that changes color when exposed to heat. When the thermal print head applies heat to specific areas of the paper, those areas darken, creating the printed image or text.
Control Circuitry and Power Source: The printer also contains control circuitry that coordinates the movement of the print head and controls the application of heat. It's powered by a battery or an external power source, depending on the design.
Communication Interface: Portable thermal printers often have various communication interfaces such as Bluetooth, USB, or Wi-Fi, allowing them to connect to computers, smartphones, or other devices for printing.
Printing Process: When you send a print command from your device to the portable thermal printer, the control circuitry activates the thermal print head. The print head heats up the appropriate areas of the paper according to the image or text being printed. As the paper moves through the printer, the print head applies heat to different sections, gradually forming the complete printout.
Instantaneous Printing: One of the advantages of thermal printing is its speed. Since there are no moving parts like ink cartridges or toner drums, the printing process can be very fast. Plus, there's no need for drying time like with traditional ink or toner-based printers.
Maintenance: Thermal printers generally require less maintenance compared to other types of printers since they have fewer moving parts and don't use ink or toner cartridges. However, periodic cleaning of the print head may be necessary to ensure optimal print quality and longevity.

NIIMBOT B21 Portable Thermal Printer

New version: The new version is half the size and weight of traditional label maker.
Eco-friendly and save money: With thermal printing, you simply replace the label paper after used up, dont need to buy ink, toner, or carbon tape.
Built in battery: 1200mAh rechargeable lithium battery，One charge of battery can support 4 hours of working, no need to buy batteries.
Bluetooth connection: Wireless design, supports long distance printing with bluetooth.
Design by yourself in free app: Connecting NIIMBOT APP via Bluetooth, creating labels in the APP.
Exquisite Appearance Details: Vintage outlook, the lever for easy open
Functions like automatic templates matching, image recognition, batch printing are offered, also includes more than 20 kinds of fonts and thousands of image materials. Mini and lightweight, convenient for you to carry.

Date published: 14 Apr. 2024