Warm Trips1. 58mm Printer not good at print horizontal lines Frame. 80mm printer works well.2. if you need. kindly leave a message before ording.Performance parameter:Bluetooth version: V4.0, compatible with 3.0 and 2.0Print method: thermal line printingInterface: power port, USB-B port, Ethernet portPrint speed: 90mm/sDensity: 384 dots/linePaper width: 57.5 +/-0.5mmReliability: 100kmCharacter sizeANK character, Font A: 1.5 x 3.0mm (12 x 24 dots)Font B: 1.1 x 2.1mm (9 x 17 dots)Font C: 1.1 x 3.0mm (19 x 24 dots)Simplified/traditional: 1.5 x 3.0mm (12 x 24 points)Barcode type: UPC-A/E, JAN13 (EAN13)/8 (EAN8), ITF, Codebar, Code 39/93/128, Codebar;Rolling paper diameter: 50mm5809DD Portable Thermal PrinterPortable 58mm Bluetooth Thermal Receipt Printer 5805DD Portable Thermal PrinterFeatures1. It applies mobile products to supporting the use, and suited to outdoor work environments.2. The feature has small size, light weight, reliable performance, simple to connect, easy to use.SpecificationesInterfaces: USB / Bluetooth 4.0Print Comand: ESC/POSPrint Method: Thermal Line Printing Pirnt Speed: 70mm/sec Resolution: 203DPI (8dot/mm)No. of Total Dots: 384 dots/LinePrint Width : 48mmPrint Font: 12 x 24; 24x 24Character Set : Alphanumeric /Chinese KanjiCompatible OS: Window Systems ; Android &IOSOperateSystemsPaper Roll Diameter : φ≤40mmBattery: 7.4VDC/2000mACharging mode: DC 9V/1.5AStandby Time: 4 days after fully chargedContinuous Printing: 120 pieces Thermal Roll for fully charged battery​H1W Wireless QR ScannerMain Features1. With Mini USB Receiver,USB plug-and-play, no drive installation needed2. Long Distance Wireless Transmission, 100m transmission outdoor. easily connected with your laptop, PC etc.3. Applying CMOS image te