Printing performance: Printing method: Line thermal printing. Printing density: 8 dots/mm (203dpi), 1728 dots/line. Printing speed: The maximum printing speed is 50mm/s. Effective printing width: 216mm. Printing paper width: 210 ± 1mm (recommended). Product size: 262 (L) X 57 (W) X 29 (H) mm. Battery: Built in 1200mAh lithium battery. Input voltage: 15.0V 1A. Working environment: 0-50 ℃ (temperature), 10-80% (humidity). Reliability: Print head lifespan: 50km. Usage conditions: Printing 12 × 24 Western characters, intermittently repeated printing. No more than 25% of each point and line should be printed simultaneously, and no more than 11 vertical repeats of the same point per character line should be printed. Use standard thermal printing paper. Packaging list: Printer x1pc

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