1.58mm bluetooth pocket printer 2.RS232,IrDA/Raw IR,Bluetooth,mini USB port 3.Support barcode print 4.Dimension 110Lx79Wx45H 58mm bluetooth pocket printer Feature:Portable device suited for outdoor usage Black mark paper location sensorStatus supervision any time by an OLED displayLow battery indicator(7.4V,1500mAh)Equipped with lithium battery for 8 hours continuous workVairous interface ...