【Versatile Connectivity】 USB (Type C) and Bluetooth-compatible interfaces for flexible printing options. 【High-Speed Printing】 Print speed of 50-90mm/sec with 203 DPI resolution for efficient label production. 【Comprehensive Code Support】 Prints various one-dimensional and two-dimensional codes, including UPC, CODE39, QR Code, and PDF417. 【Multi-Language Capability】 Supports printing in English, numbers, symbols, Chinese characters, graphics, curves, and pre-stored icons. 【Advanced Detection Features】 Includes black mark detection, label detection, paper out detection, and low battery detection for seamless operation. Specifications: Connection: USB (Type C)+Bluetooth-compatible Print Comand: TSPL / ESC / POS Print Method: Direct Line Thermal Print Speed: 50-90mm/sec Print Resolution: 203 DPI TPH Life: 50km (25% printing density or less) Inner Code: ASCII font library (8x16, 12x24, 16x32, 24x48), GBK (16x16), GB1830 (24X24) Print content: English, Numbers, Various symbols, Chinese characters, Graphics, Curves, Pre-stored icons One-dimensional code: UPC / UPC-E / CODE39 / EAN-13 / EAN-8 / CODABAR / CODE128 / CODE93 / CODE128 / ITF Two-dimensional code: QR Code / PDF417 Black mark detection: Yes Label detection: Yes Alarm function: Paper out detection, Low battery detection Paper: Thermal Paper Types: continuous paper, label paper Available Rang of Paper Width: 15-50mm Roll Diameter: φ≤50mm Available Printing Width: 48mm (max) Paper Thickness: 0.06-0.20 mm Electrical Parameter: Charging Method: AC 100-240V 50\60Hz; DC 5V 2A Battery: 1500mAh rechargeable lithium battery Physical Parameter: Printer Dimension: 122*88*62mm (W*D*H) Unit Weight: 350g (with accessories)