Features Thermal Printing: Professional Thermal Printing Head Has Stable Performance, Printing Clear, With Long Service Life. Thermal Printers Use Thermal Paper Instead of Ink, Which Is Smaller, Quieter, More Energy Efficient Than Dot Matrix Printers Long Battery Life: Built in Rechargeable 2000mah Lithium Ion Battery, Standby Time up to 5‑6 Days. Bluetooth 4.0, Automatic Sleep, Automatic Wake Up to Save Power. Mobile Printer for Android Command, Esc Or Pos Compatible Command Set Convenient Printing: This Wireless Receipt Printer Is Available for Android 4.0 Pos Spp Protocol Or Ir, Ircomm Protocol, Etc. Convenient for Outdoor Working Environment, Such As Taxi Bill Printing, Administrative Charge Receipt Printing, Postal Receipt Application Software: Thermal Printer Supports A Variety of Software Platforms, Which Can Be Connected to Conventional Cash Register And Withdrawal Software For Printing, And Supports Various Types of Printing Software, Compatible with for Windows, Applicable Scenario: Thermal Printer Is Widely Used in Catering Industry, Takeout Distribution, Clothing Industry, Convenience Store, Traffic Management Order, Warehousing Logistics Specification: Item Type: Thermal Printer Power Supply: 5V 1A Battery: 1 x 7.4V 18650 lithium battery 2000mAh Resolution: 203dpi(8 points/mm) 576dot Printing Speed: 50~80mm/s Effective Print Width: Approx. 72mm / 2.83in Interface: Bluetooth and USB Bar Code Type: UPC-A, UPC-E, EAN-13, EAN-8, CODE39, ITF, CODEBAR, CODE93, CODE128; QR CODE: QR CODE Operating Temperature: -10℃ - 50℃ Working Humidity: 20~85%RH Storage Temperature: -20-70℃ Storage Humidity: 5-95%RH Print Command: ESC or POS compatible with M command set Driver: For Windows XP, for Win7, for Win8, for Win10 Color: White Package List: 1 x Thermal Printer 1 x Label Paper 1 x Data Cable Package List 1 x Thermal Printer 1 x Label Paper 1 x Data Cable