- Control button switches: Power, Feed
- LED indicators: Power, Error, Charge
- Paper width : 58 mm
- Print width : 48 mm
- Dot per line : 384 dots
- Print resolution : 8 dots/mm
- Printing speed : 70 mm/s
- Paper roll max. diameter: 56 mm
- Command support: ESC/POS
- Data buffer size : 30 KB
- N.V. bit image data size : 128 KB
- Application interface : BlueTooth
- Power source: 7.4 V Li-ion battery
- Power consumption : 50mA at stand-by, 2.3A at printing
- Battery low indication: ERROR LED flash @ battery < 7.2V
- Auto power down voltage: 6.8V
- Auto power off after 30 minutes without operation
- Dimension 66mm x 87.5 mm x 178 mm