Specification:
Battery: 1000mah Lithium Battery, 7.4V
Operate Power: DC5V, 1A
Paper Type: Thermal Paper
Connection: BT Connection 4.0
Interface: Micro-USB
Print Resolution: 203DPI
Paper Size: 57*25mm(Width*Diameter)
Printer Size: 80*80*35mm/3.1*3.1*1.4in
Printer Weight: 160g/5.6oz