Printing : Thermal PrinterPrint Width: 72mmInterface: USB+BluetoothColumn Number: 80mm paper: Font A 42 columns or 48 columns/Font B 56 columns or 64 columns/Chinese,traditional Chinese 21 columns or 24 columns Character Size: ANK,Font A:1.5x3.0mm(12x24 dots)Font B:1.1x2.1mm (9x17 dots) Chinese,traditionApplication: Restaurants, Department Stores, Kitchen, Convenience Stores, Specialty Retail, Supermarket;Printing speed: 220mm/secPrint : compatible with ESC/POS commandsPrinting paper width: 79.50.5 mm (effective printing width 72 mm)Printing paper outer diameter: 80 mmPrinting paper thickness: 0.060.08 mmPower supply: DC 24V/1.5AAutomatic cutter: half cutReliability: 100 kilometersOperating temperature: 045Relative humidity: 1080%Driver: Win 9X, Win 2000, Win 2003, Win XP, Win Vista, Win 7, Win8, win10, win11, Linux, supports Android and iOS systems, compatible with /Plug Type: US Plug, it applies to Canada, India, Mexico, Thailand, Taiwan, the , the Philippines and so on.Voltage: AC110VColour:blackMaterial:plasticPackage Contents:1 x Thermal Receipt PrinterOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/ 13cm.