Portable, battery-operated receipt printer can be used wirelessly with a mobile device (sold separately) to print receipts, labels, or other media up to 3″ wide
Direct thermal printers use heat instead of ink and are typically smaller, quieter, faster, and more energy-efficient than dot-matrix printers
Prints up to 3.94″ per second at 203 dpi (dots per inch) for print clarity

Portable, battery-operated receipt printer can be used wirelessly with a mobile device (sold separately) to print receipts, labels, or other media up to 3″ wide
Direct thermal printers use heat instead of ink and are typically smaller, quieter, faster, and more energy-efficient than dot-matrix printers
Prints up to 3.94″ per second at 203 dpi (dots per inch) for print clarity

Drop in and print paper loading: lift the lid, drop in the roll, and close the lid and print
Logic seeking, bidirectional print technology allows higher speed than the previous models with much less noise builtin power supply
Print alarm buzzer for noisy places