Portable thermal printer; Hight printing speed; Support barcode printing. Support IR,Bluetooth,RS232,mini USB interface. OKP-200, portable & slim thermal printer, especially designed for printing bills. Fast printing is available anywhere(Max printing speed: 60mm/s. ) After full charge, li-ion battery can work continuously for 8 hours while standby for 72 hours. For dust-tight and water-proof structure, it can work under any situation.Support Bluetooth, infare ray or wifi wireless input.Simple inserting structure for loading rolling paper. Support mark detecting, paper sensor and cover-open detecting . LED Display , indicating operation guide and li-ion battery electric quantity. It can be used in the fields of portable POS, medical treatment, park, feight, logistic and catering etc. PrintPrinting MethodThermal LinePrinting Speed30-60 mm/sResolution16/24 dots/mmEffective Printing Width48mmCharacterCharacter SetASCII,GB2312-80(Chinese),customizedPrint FontANK: 12 x24 Chinese: 24 x 24Character per Line32/42Paper SpecPaper TypeThermal paperPaper Width58± 1mmPaper Roll DiameterMax: 45.0mmRoll Core Inner Diameter13mm(min.)Paper Thickness0.06 to 0.07mmPaper Supply MethodDrop-in Easy loadingReliabilityMCBF15 million linesTPH50kmBarcodesEAN-13, EAN-8, UPC-A, UPC-E, CODE39, CODE93, CODE128, CODABAR, INTERLEAVED 25 SensorPaper End SensorInterface RS-232,Bluetooth;or RS-232, IrDA;Power AdaptorDC9.5-12V/1ABattery PowerDC7.4V,1500MAH, rechargeable Li-ion batteryBattery duration100m continuous printingPhysicalWeightless than 200g(Including battery)Dimension (WxLxH)113 x 81 x 55mmColorBlackApplication:mobile transaction, transportation, Police,Texi, Express/POST, Checkpoint etc.. . . .