Specifications:
Printing method:   Thermal line
Printing resolution: 8 dots/mm, 384 dots/ line
Effective print width: 48mm
Printing speed:   50mm/sec
Western charactor: ASII ( 12x24 dots, 9x24 dots)
Chinese charactor: GB18030, 24x24\16x16
Charactors: 32/42 per line
Drawing:   Support
Barcode:   EAN-13, EAN-8, UPC-A, UPC-E, CODE39, CODE93, CODE128, CODABAR, INTERLEAVED 25
Paper end sensor:   Available
Overheat proection:  Available
Dark DOT position:  Available
Auto dormancy:   Available
Interface  : RS232, Bluetooth

Battery: 7.2V Li-ion battery
Battery alarming: Available
Reliability THP:  50km
Paper type  Regular thermal paper
Paper width  57.5+/-0.5 mm
Paper thickness  0.06~0.08 mm
Roll diameter  45mmmm(outer)/ 13mm(inner)
Emulation  : ESC/POS
Measure(WxHxD): 80 x 55 x 125 mm