Product Description Brand X-Lab Item model number XP-5P100 Product Dimensions 92.5 x 75.5 x 37 mm Printing                           Direct Thermal, 48 x 90 mm Line Spacing                   3.75mm (adjustable) Printing Speed                70mm Print Width                       48mm Resolution                       203 dpi Interface                          USB + Serial + Bluetooth Auto Cutter                      No Power                              AC 110v/220 V, 50~60Hz Features: High speed printing, easy paper loading, 7 day standby time, easy to operat, portable, support GB18030