High Resolution – 300DPI: Enjoy crisp prints, perfect for product labels, price tags, and QR codes. Two-Color Printing: Print eye-catching labels in black and red with special label paper. Portable and Rechargeable: With a built-in 1500mAh battery, up to 2 weeks of use after 4 hours of charging. Multi-Platform Compatibility: Works via Bluetooth with Android and iOS, also on PC via USB (NIIMBOT software required). Thermal Printing Technology: No ink needed, with smart features like automatic label recognition and batch printing. Versatile in Use: Suitable for labels from 0.8 to 2 inches wide, ideal for various applications such as price tags and product labels. Applications: Perfect for offices, shops, warehouse management, hobbyists, and as a gift for special occasions. In the Box: Includes NIIMBOT B21 Pro Label Printer, USB charging cable, manual, and starter label roll.