Mobile Printer, Printek FP541, Direct Thermal, 203 dpi, 5 per second print speed, 4.12 Print Width, 2.625 Max Media Outside Diameter, USB Interface, Regulatory Approvals: FCC Class B, CE Mark, UL listed AC adapters, e-mark, Package Contents: Printer ships with an SE battery, a hand strap/belt loop, and one sample roll of paper, Cables and power adapters sold separately.