1With automatic sleep, automatic wake-up, save energy, and extend the use of time. 2This portable printer is widely used in the meter reading industry, insurance industry, warehousing industry, logistics industry, and other industries. 3Support battery capacity display function. 4With one-piece sharp tooth cutter, it is easy to tear and fast, and improve work efficiency. 570mm/s high-speed printing, low-noise printing is clear and stable, improving work efficiency.Features: 1. With a transparent cover large paper bin can put 57x50mm thermal paper more durable than ordinary Bluetooth printer. 2. With automatic sleep, automatic wake-up, save energy, and extend the use of time. 3. Support battery capacity display function. 4. This portable printer is widely used in the meter reading industry, insurance industry, warehousing industry, logistics industry, and other industries. 5. Mini and compact, can be carried in your pocket, easy to use. 6. With one-piece sharp tooth cutter, it is easy to tear and fast, and improve work efficiency. 7. 70mm/s high-speed printing, low-noise printing is clear and stable, improving work efficiency. Specification: Size: about 105*75*50mm/4.13*2.95*1.97inch Printing method: Line thermal printing Printing speed: >90mm/s Print head life: 100km Resolution: 203dpi (8dot/mm) Effective print width: 48mm (384 points) Available paper width: 5801mm Paper bin capacity diameter: 50mm Paper type: thermal paper Power supply (optional): rechargeable lithium battery Battery Specifications: Lithium battery: 7.4VDC/1500mA Charging method: External charger 9V/1.5A Language: Support for multiple languages Print parameters: support download Logo trademark printing Character size: 384 points / line Font A: 12*24 points, 1.5 (width) * 3.0 (height) mm Font B: 9*17 points, 1.1 (width) * 2.1 (height) mm Simplified/Traditional: 24*24 points, 3.0 (W)*3.0 (H) mm Character Chinese: National Standard 1. Second-level Chinese character library 24x24 points Support 18030 large character library, support Taiwan, Hong Kong Traditional Western: ANK characters Extended character table: OEM437/Katakana/OEM850/OEM860/OEM863/OEM865/West Europe/Greek/Hebrew/East Europe/Iran/WPC1252/OEM866/OEM852/OEM858/IranII/Latvian/Arabic/PT151,1251/OE M747/WPC1257/Vietnam/OEM864/Hebrew/WPC1255/Thai Command Simulation: Compatible with the ESC/P0S/STAR instruction set Communication interface: Standard RS232/USB interface, Bluetooth 4.0/SPP, BLE, SOCket protocol or infrared/IRCOMM protocol optional Drivers: For Win2000, Win2003, WinXP, WinVista, Win7, Win8, win10, Linux Compatible: for ESPON, SAMSUNG Operating environment: -10-50C (temperature), 10-90% (humidity) Package List: