Feature 1 PORTABLE PRINTER: This Bluetooth thermal printer is designed to be portable, easy to operate and carry, suitable for offices, homes, outdoor travel, schools, etc., allowing you to use it anytime, anywhere. 2 200DPI AND BATTERY: This printer adopts HD printing technology, providing you with 200dpi clear printing, equipped with a 2600mAh lithium battery, can print 140 sheets A4 thermal paper when fully charged. 3 FOR THERMAL PAPER: This wireless printer supports thermal roll paper and thermal folding paper printing, suitable for thermal paper with a width of 57216mm, black white imaging, to meet more printing needs. 4 THERMAL PRINTING: This portable Bluetooth printer uses thermal printing and does not require ink, toner, or ribbons, has low operating noise, which is convenient and environment friendly. 5 GOOD COMPATIBILITY: This Bluetooth printer is compatible with computers and phones, suitable for Windows, for OS X, for iOS, for Android system, can be connected to a computer via USB C to print the files you need.Item Type: Thermal PrinterBattery: 1 x 3.7V 2600mAh Lithium Battery (included)Comm Interface: USB, BT2.0 BT4.0Resolution: 200dpiSupport Printing Paper Width: Approx. 57-216mm / 2.2-8.5inPrinting Method: Thermal, Inkless PrintingImaging Method: Black and WhiteAPP Software: For SharpFox, for Luck Jingle Package List1 x Thermal Printer1 x USB Cable