Fangrui Product Details 1. Exquisite And Structure, Easy To Carry. 2. Equipped With Large-capacity Rechargeable Lithium Battery 7.4v, 1500mah 3. Support Client Local Program Upgrade, Equipped With Computer Side Driver, Bluetooth Host Function. 4. It Can Be Used For 5- After Fully . The Indicator Light Light Up When Charging, And The Indicator Light Go Out After Charging. 5. Low Noise And High-speed Printing. Printing Method: Thermal Line Printing Effective Printing Width: 78 Mm Density Is 8/mm, 384 Dots/line Printing Characters: Ank: 8 X 12, 16 X 24 Gbk: 16 X 24, 24 X 24 Characters Per Line Ank: 48, 32 Gbk: 24, 16 Paper Type: Thermal Label Paper Paper Width: 80mm Roll Diameter: 40 Mm Roll Core Diameter 15mm (minimum) Paper Thickness: 0.12mm Print Head Life: 50 Km Model: -3 Print Speed: 90mm/s The Above Data Is For Reference Only,due To Different Batches, There May Be Differences In Product Appearance And Printed Text, Which Not Affect Use Voltage: Ac230v Plug Type:uk Plug,it Applies To Malaysia, The United Kingdom And So On.