About this item 【Bluetooth Thermal Labeling Machine】LV-399B Labeling Machine Supports Printing Various Types of Thermal Labels, and the Printing Paper Width is up to 20mm-80mm. You can use it to print names, addresses, shipping packages, clothing, jewelry, or other small business items. Configure 2200mAh rechargeable battery and can set automatic sleep function can save more energy. 【Portable Design】Small Thermal Label printer can print on the go. You only need to search for the APP "MLabel" on Google Play and App Store on your smartphone, install it and connect to a Bluetooth device to use printing without a desktop computer or platform computer. Support Android & IOS system. 【No Ink or Toner Needed】Handheld Label Printer Adopts Direct Thermal Printing. No need to add ink or install ribbon, just buy thermal label stickers to print. The bluetooth label printer has a resolution of 203 dpi, and supports setting gap paper, black mark paper, continuous paper and other materials for printing. 【LCD Smart Display Prompt】Label printer adopts LCD backlight screen design, and the working state is more intuitive. You can observe the printer status or make settings through the LCD display. When there are problems such as paper installation error or paper shortage, the screen will prompt that the paper is not detected. Make your printing experience smarter! 【Wider Applications 】Mini Label Printer is perfect to be used at home, studio, office, hotel, school, etc..moreover we provide warm Online customer support,email,Remote assistance software services.just feel free to reach out if something wrong during using LENVII printer. Product Description Features: * Anti-fall Design 1.5meters fall down.Dust and Waterproof can working in harsh environment. *High quality and durable printer head, wear resistant and durable, extend use life *Connected Stable, bluetooth directly connected, easy to use,Support direct USB charging,Long lasting battery life. Specification: Printing method: thermal printin·g Printing width: 78mm Printing speed: 60-90mm/s Print command: ESC/TSP L/CPC L Adapter: DC9V, 1A Maximum paper width: 80mm Lithium battery: 2200mA Connection method: Bluetooth+USB Weight: 0.5kg Size:125 x 110 x 50mm