Mini58mm Handheld Bluetooth-compatible Pocket Mobile POS Thermal Receipt Printer Features: With BT function, supports for Android, IOS and Windows, convenient for you to print data from your device wirelessly. Direct thermal printer, more quiet and fast working, saves energy. Efficient and clear printing, print speed can reach to 90mm/s. Built-in 1500mAh rechargeable lithium-ion battery, can work continuously up to 8 hours. Small size and lightweight, easy to carry. Designed for outdoor working, such as printing taxi bill, parking bill, express delivery invoice, restaurant ordering, ticket selling and so on. Specifications: Color: Orange Print Method: Thermal line printing BT Version: 4.0 Battery:7.4V, 1500mAh Charging Time: 2-4 hours Standby Time: 100 hours Print Speed: 90mm/s Paper Type: Thermal Paper Paper Thickness: 0.05 - 0.10mm Paper Width: 57mm +/- 0.5mm Print Width: 48mm +/- 0.5mm Rolling Paper Diameter: ≤40mm Barcode Type: UPC-A, UPC-E, EAN-13, EAN-8, CODE39, ITF25, CODEBAR, CODE93, CODE128, QR code, PDF417 Working Temperature: (-10-50)℃ Supporting System: For Android, IOS, Windows (through USB) Item Size: 10 * 7.5 * 4.5cm/ 3.9 * 2.9 * 1.8in How to use: Please download a printing app before use. We recommend you the app “dlabel”which can be downloaded on app store/. And open the app to connect printer with app via BT. Then start printing. If you want to print by computer, first download the printer's PC driver.The driver download link: https://www.xmjprt.com/2457747-2457747.html Special Attention: 1. The battery is covered with insulating tape, please take it off before use. 2. Download the app before use. Connect the BT via the printing app. 3. Please download the corresponding driver-POS58set from the official website ( Showed in the user manual). Package Included: 1 * Printer 1 * Cable 1 * Thermal Paper Roll 1 * User Manual Note: 1. Please allow 1-3cm error due to manual measurement. Please make sure you don't mind before ordering. 2. Please allow 1-3g weight error. Please make sure you don't mind before ordering. 3. Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you!