1Smart for Printing: The thermal printer with 80mm/s maximum speed and 203dpi resolution has 48mm effective print width for 58mm wide paper. 2Wide Compatibility: Supports wireless BT and USB cable connection, and suits for Android operation system as well as for IOS operation system. 3With Better Effect: Thermal printing is very clear, no need for ink cartridge or color tape, and the paper roll is very simple to exchange. 4A 1500 mAh Battery: Equipped with a 1500mAh large capacity lithium battery, the rechargeable mini printer is very convenient to carry around. 5Larger Application: Widely used in varied industries such as supermarkets, shopping malls, catering, fast food restaurants, cake shops, etc.