Features: Portable and lightweight, easy to carry, it doesn't need much space. Widely used in bill printing, post receipt printing, restaurant ordering information printing, shop receipt printing and so on. Mini BT thermal receipt printer, 57mm paper width, 48mm print width, 50-80mm/s print speed, 203dpi resolution. Support BT and USB cable connection, compatible with iOS, Android, Windows system. Please download relative APP or driver on your devices. Adopting thermal print head, no need of ink cartridges or ribbons, clear printing, low operation cost, thermal paper is easy to buy. Built-in 1500mAh large-capacity rechargeable lithium battery, about 2-4 hours charging time, about 5 hours continuous working time, and able to keep 100hrs standby time, print receipts at any time. Specification: Model: MTP-2 Product Size: 7.5 x 10.3 x 4.5cm/2.9 x 4 x 1.7in Product Weight: 189g/6.6oz Color: Black Resolution: 203dpi Paper Cut: By Hands Paper width: 57mm Print width: 48mm Printing Speed: 50-80mm/s Operating System: Compatible with Android, iOS, Windows Interface: BT, mini USB Battery: 7.4V, 1500mAh Charging Time: 2-4hrs Continuous Discharging Time: 5hrs Standby Time: 100hrs Text and Graphic: Support English, figure, symbol, Chinese,graph,curve,icon pre-stored,barcode (CODE 39EAN 13EAN 8CODABARCODE 12CODE 93ITF) QR code,PDF417 Commands: ESC/POS compatible with order sets Package Size: 167 x 115 x 60mm/6.5 x 4.5 x 2.3in Package Weight: 350g/12.3oz Notes: 1.SuitableforsmartphoneAPP-ios system (Dlabel, POS-printer, etc), for Androrid system (Dlabel, Caysnprinter, etc). 2.If the APP is connected to an IOS system phone, please enter the Bt connection from the APP. The Android phones can connect directly to BT function. Packing List: 1 x Printer 1 x Thermal Paper Roll 1 x USB Cable 1 x User Manual