【New Version 2025】Compared with traditional label printers, our product has reduced its weight and size by half, becoming smaller, smarter and more convenient. The application program has added a doodling function compared to the previous version. The wireless Bluetooth label printer can be placed in a pocket and can print anytime and anywhere. To achieve better printing quality, we recommend using our dedicated thermal label paper. 【High-Quality Printing】A label printer using direct heating printing technology. Equipped with a high-speed chip and a 203 DPI resolution, it enables you to enjoy high-definition printing without relying on ink or toner. The label printer is equipped with a long-lasting rechargeable battery, allowing for long-term operation. This label printer is a black-and-white printer that only prints black text. 【Easy to Use】The label printer is compatible with iOS and Android smartphones via Bluetooth connection. Steps 1: Download the "Nelko" application from Google Play or App Store. Step 2: Install the paper roll. Step 3: Connect the P21 to the application via Bluetooth. Step 4: Select a quick template and start printing. This label printer application includes over 90 fonts, over 10 languages and over 450 materials. Note: This label printer does not support computers. Design Your Own Labels】Self-adhesive label machines are widely used in homes and offices. When used at home, they can be used to organize clothes, food, cosmetics and mail. At the same time, the thermal label printer also has a doodling function. You can design unique labels according to your needs to showcase your own artistic touch. 【Rich creative functions and templates】This label creation application offers a wide range of functions and templates, allowing you to easily use the application to create various designed label stickers, including text, QR codes, barcodes, materials, images, time, and borders, etc. The label length is fixed, including 15x40mm, etc. Note: Continuous label strips are not supported.