Feature:1. PRINT PARAMETERS: Portable thermal printer, black and white printing output, with a printing speed of 60‑150mm/s, efficient and practical.2. MULTIPLE USAGES: Can be used to print receipts, restaurant orders, barcodes, QR codes, logos, text, etc., suitable for more scenes and platforms.3. USB BT CONNECTION: The printer supports USB and Bluetooth connection, computer and mobile printing, and supports local program upgrades.4. GOOD COMPATIBILITY: External USB power adapter and mobile charging station, efficient and convenient, for Linux, for Win7, for Win8, for Win10, for iOS, for Android.5. EASY OPERATION: The Bluetooth thermal label printer has a compact size with button operation, making it easy to use anytime and anywhere.Specification:Item Type: Thermal PrinterModel: PT 230Battery: 1 x 3.7V Lithium Battery (not included)Printing Method: Formal Thermal SensitivityOutput Mode: Black WhiteResolution: 203dpiPrinting Speed: 60-150mm/sStandby Time: 100HPrinting Width: 48±0.5mm / 1.89±0.02inWorking Temperature: -10-50℃Storage Temperature: -20-70℃Working Humidity: 20-50%Storage Humidity: 5-95%Comm Method: USB, BluetoothPrint Instruction: ESC POS compatible instruction setText: More than 100 languages including Chinese, English, Japanese, etc.Image: Supports JPG, BMP, TIF, JPEG and other formats of images, no development required for driver printing, supports grayscale printing of imagesBarcode: EAN 13, EAN 8, CODE39, TIF, CODABAR, CODE93, CODE128; UPC A, UPC E, CODEBARQR Code: QRCOE, PDF417Platform Support: For Windows, for iOS, for LinuxFeatures: Multi interface time sharing printingDual mode Bluetooth 4.0 connection, more stable.Package List:1 x Thermal Printer1 x Label Paper1 x Data Cable1 x User Manual