Features: Stable and clear: Premium quality print head with long life, clear printing and no paper jam. Drop and shock resistant: Made of durable material, it is drop and shock resistant, so you can use it with confidence. Easy to carry: This printer is very light in weight and about the size of your hand, so it is easy for you to carry. Support dual system: Built-in chip, BT signal enhancement. Built-in lithium battery: 1500mah high-capacity lithium battery, up to 7 days standby. Support USBcar charging: You can charge the printer anytime and anywhere. Specifications: Model: PT-210 Color: black Material: abs Printing method: Hot line printing Maximum resolution:203DPI BT version:4.0 Interface: power jack, mini USB Print speed: 50-89.9mm/s Paper thickness: 0.05-0.10mm Paper width: 57+/-0.5mm Print width: 48+/-0.5mm Paper roll diameter: 25mm Life cycle time: 50KM (print density less than 12.5%)/100 million pulses Barcode type: UPC-A/E,EAN-13/8,CODE39/93/128.TIF,CODABAR;2D:QR code,PDF417 Battery: 1500mah Operating temperature: -10-50 degrees Celsius Internal characters: ASCII CH(8*16,8*17,9*24,12*24);GB18030(16*16,24*24) Print command: ESC/POS compatible with order Black mark test: Support Charging time: 2-4 hours Standby time: 90 hours Use time: up to 3 days Power adapter: DC12/24V Product size: 10.5 * 7.8 * 4.7cm Package size: 11 * 8 * 5cm Package weight: 216g Note:For your convenience, we provide you with a roll of printing paper. Package List: 1 * Printer 1 * Charging Head 1 * Data Cable 1 * Roll of Printing Paper 1 * User Manual