The Nelko P21 Bluetooth Thermal Label Printer is a compact and portable inkless label maker designed for home, office, school, and small business organization. Featuring wireless Bluetooth connectivity, this rechargeable label printer works seamlessly with iOS and Android devices through the Nelko mobile app. Using direct thermal printing technology, the P21 eliminates the need for ink, toner, or ribbons while delivering sharp monochrome labels at up to 203 DPI resolution. Customize labels with text, barcodes, QR codes, icons, borders, and templates directly from your smartphone. Its lightweight handheld design makes it easy to carry anywhere, while the included 14x40mm label rolls provide convenient labeling for storage containers, office supplies, school items, pricing labels, cables, files, and more. The printer supports multiple label sizes and offers clear, durable printing for everyday organization and productivity tasks.