lists, OCR text recognition, file and webpage printing. The APP provides a variety of patterns and templates, enrich your creation, fun and practical.【Simple Operation】: Support Wireless BT4.0 connected with smartphone, please follow the user guide to download relative APP "iPrint" on your smartphone, you can print anytime and anywhere when they connect successfully. Compatible with Android & iOS System.【Inkless Printing】: Adopts high quality thermal printing head, 203DPI resolution, it can print 57mm(width)x Max. 30mm(roll diameter) thermal paper, the printer does not need ink cartridge when using, low operation cost.【Print You Like & Enjoy Happiness】: Built-in rechargeable 1000mAh lithium battery, convenient to use. Take it on a journey, can record the scenery you see, record his or her sweet words, share your happiness.Specifications:Model: Q1Material: ABS PlasticColor: Blue/Pink(optional)Print Type: Thermal PrintingResolution: 203dpiConnection: BT4.0Built-in Lithium Battery: 1000mAhCharging Method: 5V Micro USBPaper Width: 57mmRoll Diameter: Max.30mmThermal Paper Compatible: Continuous Regular/Continuous Adhesive(Gap label paper printing is not supported)Smartphone System Supported: Compatible with Android, iOSOCR Text Recognition: Support Chinese/English/Japanese/KoreanItem Size: 8.5 * 8.5 * 4.5cm / 3.3 * 3.3 * 1.8inItem Weight: 138g / 4.9ozPackage Size: 10.9 * 9.0 * 4.7cm / 4.3 * 3.5 * 1.9inPackage Weight: 196g / 6.9ozNotes:Please read the user guide carefully when your start to use the product.Please download the app before use and connect the device via app.Packing List:1 * Pocket Printer1 * USB Cable1 * Thermal Paper Roll(57*30mm)1 * User Manual(English)