Portable, Easy to Carry. 2600mAh Battery Capacity Inkless Printing Strong Compatibility: PDF, Word documents, Images, Pictures can be printed. High Speed HD Printing: high-quality printing, clear, deep color, and smooth. Product Model:A4 Inkless Thermal Printer Paper roll outer diameter (Max):30mm Maximum loading width (including backing paper):216mm Supported paper roll types:Continuous paper, Folded Paper Max. Resolution:203dpi Print Type:Thermal Printing Print Speed:12mm/s Connect:Bluetooth/USB Connected APP: Battery:2600mAh Recharge:Type-C Printing Color:Only Black Printing Support 11 Languages:Simplified Chinese, Traditional Chinese, English, Spanish German, Italian, Japanese, French, Korean, Russian, Arabic Important Notes:Mobile/APP supports PDF, PC supports PPT, Word WPS, PDF! Colour:White Material:Plastic Package Contents: 1 * Thermal Printer 1 * USB Cable 1 * Printer Paper 1 * English instruction manual Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.